40892720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1554

約数の個数: 80

約数和(自身を含む): 107136000

約数和(自身を除く): 66243280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1499, 1705, 2480, 2728, 2998, 3410, 5456, 5996, 6820, 7495, 11992, 13640, 14990, 16489, 23984, 27280, 29980, 32978, 46469, 59960, 65956, 82445, 92938, 119920, 131912, 164890, 185876, 232345, 263824, 329780, 371752, 464690, 511159, 659560, 743504, 929380, 1022318, 1319120, 1858760, 2044636, 2555795, 3717520, 4089272, 5111590, 8178544, 10223180, 20446360, 40892720]

約数ペア:

[(1, 40892720), (2, 20446360), (4, 10223180), (5, 8178544), (8, 5111590), (10, 4089272), (11, 3717520), (16, 2555795), (20, 2044636), (22, 1858760), (31, 1319120), (40, 1022318), (44, 929380), (55, 743504), (62, 659560), (80, 511159), (88, 464690), (110, 371752), (124, 329780), (155, 263824), (176, 232345), (220, 185876), (248, 164890), (310, 131912), (341, 119920), (440, 92938), (496, 82445), (620, 65956), (682, 59960), (880, 46469), (1240, 32978), (1364, 29980), (1499, 27280), (1705, 23984), (2480, 16489), (2728, 14990), (2998, 13640), (3410, 11992), (5456, 7495), (5996, 6820)]