40425160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 98049600

約数和(自身を除く): 57624440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1237, 1634, 1720, 2474, 3268, 4085, 4948, 6185, 6536, 8170, 9896, 12370, 16340, 23503, 24740, 32680, 47006, 49480, 53191, 94012, 106382, 117515, 188024, 212764, 235030, 265955, 425528, 470060, 531910, 940120, 1010629, 1063820, 2021258, 2127640, 4042516, 5053145, 8085032, 10106290, 20212580, 40425160]

約数ペア:

[(1, 40425160), (2, 20212580), (4, 10106290), (5, 8085032), (8, 5053145), (10, 4042516), (19, 2127640), (20, 2021258), (38, 1063820), (40, 1010629), (43, 940120), (76, 531910), (86, 470060), (95, 425528), (152, 265955), (172, 235030), (190, 212764), (215, 188024), (344, 117515), (380, 106382), (430, 94012), (760, 53191), (817, 49480), (860, 47006), (1237, 32680), (1634, 24740), (1720, 23503), (2474, 16340), (3268, 12370), (4085, 9896), (4948, 8170), (6185, 6536)]