7045220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 18816000

約数和(自身を除く): 11770780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 79, 91, 98, 130, 140, 158, 182, 196, 245, 260, 316, 343, 364, 395, 455, 490, 553, 637, 686, 790, 910, 980, 1027, 1106, 1274, 1372, 1580, 1715, 1820, 2054, 2212, 2548, 2765, 3185, 3430, 3871, 4108, 4459, 5135, 5530, 6370, 6860, 7189, 7742, 8918, 10270, 11060, 12740, 14378, 15484, 17836, 19355, 20540, 22295, 27097, 28756, 35945, 38710, 44590, 50323, 54194, 71890, 77420, 89180, 100646, 108388, 135485, 143780, 201292, 251615, 270970, 352261, 503230, 541940, 704522, 1006460, 1409044, 1761305, 3522610, 7045220]

約数ペア:

[(1, 7045220), (2, 3522610), (4, 1761305), (5, 1409044), (7, 1006460), (10, 704522), (13, 541940), (14, 503230), (20, 352261), (26, 270970), (28, 251615), (35, 201292), (49, 143780), (52, 135485), (65, 108388), (70, 100646), (79, 89180), (91, 77420), (98, 71890), (130, 54194), (140, 50323), (158, 44590), (182, 38710), (196, 35945), (245, 28756), (260, 27097), (316, 22295), (343, 20540), (364, 19355), (395, 17836), (455, 15484), (490, 14378), (553, 12740), (637, 11060), (686, 10270), (790, 8918), (910, 7742), (980, 7189), (1027, 6860), (1106, 6370), (1274, 5530), (1372, 5135), (1580, 4459), (1715, 4108), (1820, 3871), (2054, 3430), (2212, 3185), (2548, 2765)]