12622120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 33033600

約数和(自身を除く): 20411480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 739, 854, 1220, 1478, 1708, 2135, 2440, 2956, 3416, 3695, 4270, 5173, 5912, 7390, 8540, 10346, 14780, 17080, 20692, 25865, 29560, 41384, 45079, 51730, 90158, 103460, 180316, 206920, 225395, 315553, 360632, 450790, 631106, 901580, 1262212, 1577765, 1803160, 2524424, 3155530, 6311060, 12622120]

約数ペア:

[(1, 12622120), (2, 6311060), (4, 3155530), (5, 2524424), (7, 1803160), (8, 1577765), (10, 1262212), (14, 901580), (20, 631106), (28, 450790), (35, 360632), (40, 315553), (56, 225395), (61, 206920), (70, 180316), (122, 103460), (140, 90158), (244, 51730), (280, 45079), (305, 41384), (427, 29560), (488, 25865), (610, 20692), (739, 17080), (854, 14780), (1220, 10346), (1478, 8540), (1708, 7390), (2135, 5912), (2440, 5173), (2956, 4270), (3416, 3695)]