20163854240

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{26717}}^1$

素因数の和:26874

約数の個数: 96

約数和(自身を含む): 49083103440

約数和(自身を除く): 28919249200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 89, 106, 160, 178, 212, 265, 356, 424, 445, 530, 712, 848, 890, 1060, 1424, 1696, 1780, 2120, 2848, 3560, 4240, 4717, 7120, 8480, 9434, 14240, 18868, 23585, 26717, 37736, 47170, 53434, 75472, 94340, 106868, 133585, 150944, 188680, 213736, 267170, 377360, 427472, 534340, 754720, 854944, 1068680, 1416001, 2137360, 2377813, 2832002, 4274720, 4755626, 5664004, 7080005, 9511252, 11328008, 11889065, 14160010, 19022504, 22656016, 23778130, 28320020, 38045008, 45312032, 47556260, 56640040, 76090016, 95112520, 113280080, 126024089, 190225040, 226560160, 252048178, 380450080, 504096356, 630120445, 1008192712, 1260240890, 2016385424, 2520481780, 4032770848, 5040963560, 10081927120, 20163854240]

約数ペア:

[(1, 20163854240), (2, 10081927120), (4, 5040963560), (5, 4032770848), (8, 2520481780), (10, 2016385424), (16, 1260240890), (20, 1008192712), (32, 630120445), (40, 504096356), (53, 380450080), (80, 252048178), (89, 226560160), (106, 190225040), (160, 126024089), (178, 113280080), (212, 95112520), (265, 76090016), (356, 56640040), (424, 47556260), (445, 45312032), (530, 38045008), (712, 28320020), (848, 23778130), (890, 22656016), (1060, 19022504), (1424, 14160010), (1696, 11889065), (1780, 11328008), (2120, 9511252), (2848, 7080005), (3560, 5664004), (4240, 4755626), (4717, 4274720), (7120, 2832002), (8480, 2377813), (9434, 2137360), (14240, 1416001), (18868, 1068680), (23585, 854944), (26717, 754720), (37736, 534340), (47170, 427472), (53434, 377360), (75472, 267170), (94340, 213736), (106868, 188680), (133585, 150944)]