40622520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19913}}^1$

素因数の和:19944

約数の個数: 64

約数和(自身を含む): 129042720

約数和(自身を除く): 88420200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 19913, 39826, 59739, 79652, 99565, 119478, 159304, 199130, 238956, 298695, 338521, 398260, 477912, 597390, 677042, 796520, 1015563, 1194780, 1354084, 1692605, 2031126, 2389560, 2708168, 3385210, 4062252, 5077815, 6770420, 8124504, 10155630, 13540840, 20311260, 40622520]

約数ペア:

[(1, 40622520), (2, 20311260), (3, 13540840), (4, 10155630), (5, 8124504), (6, 6770420), (8, 5077815), (10, 4062252), (12, 3385210), (15, 2708168), (17, 2389560), (20, 2031126), (24, 1692605), (30, 1354084), (34, 1194780), (40, 1015563), (51, 796520), (60, 677042), (68, 597390), (85, 477912), (102, 398260), (120, 338521), (136, 298695), (170, 238956), (204, 199130), (255, 159304), (340, 119478), (408, 99565), (510, 79652), (680, 59739), (1020, 39826), (2040, 19913)]