40511420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 93195648

約数和(自身を除く): 52684228

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 181, 190, 310, 361, 362, 380, 589, 620, 722, 724, 905, 1178, 1444, 1805, 1810, 2356, 2945, 3439, 3610, 3620, 5611, 5890, 6878, 7220, 11191, 11222, 11780, 13756, 17195, 22382, 22444, 28055, 34390, 44764, 55955, 56110, 65341, 68780, 106609, 111910, 112220, 130682, 213218, 223820, 261364, 326705, 426436, 533045, 653410, 1066090, 1306820, 2025571, 2132180, 4051142, 8102284, 10127855, 20255710, 40511420]

約数ペア:

[(1, 40511420), (2, 20255710), (4, 10127855), (5, 8102284), (10, 4051142), (19, 2132180), (20, 2025571), (31, 1306820), (38, 1066090), (62, 653410), (76, 533045), (95, 426436), (124, 326705), (155, 261364), (181, 223820), (190, 213218), (310, 130682), (361, 112220), (362, 111910), (380, 106609), (589, 68780), (620, 65341), (722, 56110), (724, 55955), (905, 44764), (1178, 34390), (1444, 28055), (1805, 22444), (1810, 22382), (2356, 17195), (2945, 13756), (3439, 11780), (3610, 11222), (3620, 11191), (5611, 7220), (5890, 6878)]