20859450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{2357}}^1$

素因数の和:2431

約数の個数: 48

約数和(自身を含む): 52630560

約数和(自身を除く): 31771110

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 59, 75, 118, 150, 177, 295, 354, 590, 885, 1475, 1770, 2357, 2950, 4425, 4714, 7071, 8850, 11785, 14142, 23570, 35355, 58925, 70710, 117850, 139063, 176775, 278126, 353550, 417189, 695315, 834378, 1390630, 2085945, 3476575, 4171890, 6953150, 10429725, 20859450]

約数ペア:

[(1, 20859450), (2, 10429725), (3, 6953150), (5, 4171890), (6, 3476575), (10, 2085945), (15, 1390630), (25, 834378), (30, 695315), (50, 417189), (59, 353550), (75, 278126), (118, 176775), (150, 139063), (177, 117850), (295, 70710), (354, 58925), (590, 35355), (885, 23570), (1475, 14142), (1770, 11785), (2357, 8850), (2950, 7071), (4425, 4714)]