40227560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 97675200

約数和(自身を除く): 57447640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1291, 1558, 1640, 2582, 3116, 3895, 5164, 6232, 6455, 7790, 10328, 12910, 15580, 24529, 25820, 31160, 49058, 51640, 52931, 98116, 105862, 122645, 196232, 211724, 245290, 264655, 423448, 490580, 529310, 981160, 1005689, 1058620, 2011378, 2117240, 4022756, 5028445, 8045512, 10056890, 20113780, 40227560]

約数ペア:

[(1, 40227560), (2, 20113780), (4, 10056890), (5, 8045512), (8, 5028445), (10, 4022756), (19, 2117240), (20, 2011378), (38, 1058620), (40, 1005689), (41, 981160), (76, 529310), (82, 490580), (95, 423448), (152, 264655), (164, 245290), (190, 211724), (205, 196232), (328, 122645), (380, 105862), (410, 98116), (760, 52931), (779, 51640), (820, 49058), (1291, 31160), (1558, 25820), (1640, 24529), (2582, 15580), (3116, 12910), (3895, 10328), (5164, 7790), (6232, 6455)]