1212640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:92

約数の個数: 96

約数和(自身を含む): 3429216

約数和(自身を除く): 2216576

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 53, 55, 65, 80, 88, 104, 106, 110, 130, 143, 160, 176, 208, 212, 220, 260, 265, 286, 352, 416, 424, 440, 520, 530, 572, 583, 689, 715, 848, 880, 1040, 1060, 1144, 1166, 1378, 1430, 1696, 1760, 2080, 2120, 2288, 2332, 2756, 2860, 2915, 3445, 4240, 4576, 4664, 5512, 5720, 5830, 6890, 7579, 8480, 9328, 11024, 11440, 11660, 13780, 15158, 18656, 22048, 22880, 23320, 27560, 30316, 37895, 46640, 55120, 60632, 75790, 93280, 110240, 121264, 151580, 242528, 303160, 606320, 1212640]

約数ペア:

[(1, 1212640), (2, 606320), (4, 303160), (5, 242528), (8, 151580), (10, 121264), (11, 110240), (13, 93280), (16, 75790), (20, 60632), (22, 55120), (26, 46640), (32, 37895), (40, 30316), (44, 27560), (52, 23320), (53, 22880), (55, 22048), (65, 18656), (80, 15158), (88, 13780), (104, 11660), (106, 11440), (110, 11024), (130, 9328), (143, 8480), (160, 7579), (176, 6890), (208, 5830), (212, 5720), (220, 5512), (260, 4664), (265, 4576), (286, 4240), (352, 3445), (416, 2915), (424, 2860), (440, 2756), (520, 2332), (530, 2288), (572, 2120), (583, 2080), (689, 1760), (715, 1696), (848, 1430), (880, 1378), (1040, 1166), (1060, 1144)]