1949203340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1481}}^1$

素因数の和:1600

約数の個数: 144

約数和(自身を含む): 5108987520

約数和(自身を除く): 3159784180

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 79, 85, 98, 119, 140, 158, 170, 196, 238, 245, 316, 340, 395, 476, 490, 553, 595, 790, 833, 980, 1106, 1190, 1343, 1481, 1580, 1666, 2212, 2380, 2686, 2765, 2962, 3332, 3871, 4165, 5372, 5530, 5924, 6715, 7405, 7742, 8330, 9401, 10367, 11060, 13430, 14810, 15484, 16660, 18802, 19355, 20734, 25177, 26860, 29620, 37604, 38710, 41468, 47005, 50354, 51835, 65807, 72569, 77420, 94010, 100708, 103670, 116999, 125885, 131614, 145138, 176239, 188020, 207340, 233998, 251770, 263228, 290276, 329035, 352478, 362845, 467996, 503540, 584995, 658070, 704956, 725690, 818993, 881195, 1169990, 1233673, 1316140, 1451380, 1637986, 1762390, 1988983, 2339980, 2467346, 3275972, 3524780, 3977966, 4094965, 4934692, 5732951, 6168365, 7955932, 8189930, 9944915, 11465902, 12336730, 13922881, 16379860, 19889830, 22931804, 24673460, 27845762, 28664755, 39779660, 55691524, 57329510, 69614405, 97460167, 114659020, 139228810, 194920334, 278457620, 389840668, 487300835, 974601670, 1949203340]

約数ペア:

[(1, 1949203340), (2, 974601670), (4, 487300835), (5, 389840668), (7, 278457620), (10, 194920334), (14, 139228810), (17, 114659020), (20, 97460167), (28, 69614405), (34, 57329510), (35, 55691524), (49, 39779660), (68, 28664755), (70, 27845762), (79, 24673460), (85, 22931804), (98, 19889830), (119, 16379860), (140, 13922881), (158, 12336730), (170, 11465902), (196, 9944915), (238, 8189930), (245, 7955932), (316, 6168365), (340, 5732951), (395, 4934692), (476, 4094965), (490, 3977966), (553, 3524780), (595, 3275972), (790, 2467346), (833, 2339980), (980, 1988983), (1106, 1762390), (1190, 1637986), (1343, 1451380), (1481, 1316140), (1580, 1233673), (1666, 1169990), (2212, 881195), (2380, 818993), (2686, 725690), (2765, 704956), (2962, 658070), (3332, 584995), (3871, 503540), (4165, 467996), (5372, 362845), (5530, 352478), (5924, 329035), (6715, 290276), (7405, 263228), (7742, 251770), (8330, 233998), (9401, 207340), (10367, 188020), (11060, 176239), (13430, 145138), (14810, 131614), (15484, 125885), (16660, 116999), (18802, 103670), (19355, 100708), (20734, 94010), (25177, 77420), (26860, 72569), (29620, 65807), (37604, 51835), (38710, 50354), (41468, 47005)]