9878520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 19981320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 431, 573, 764, 862, 955, 1146, 1293, 1528, 1724, 1910, 2155, 2292, 2586, 2865, 3448, 3820, 4310, 4584, 5172, 5730, 6465, 7640, 8620, 10344, 11460, 12930, 17240, 22920, 25860, 51720, 82321, 164642, 246963, 329284, 411605, 493926, 658568, 823210, 987852, 1234815, 1646420, 1975704, 2469630, 3292840, 4939260, 9878520]

約数ペア:

[(1, 9878520), (2, 4939260), (3, 3292840), (4, 2469630), (5, 1975704), (6, 1646420), (8, 1234815), (10, 987852), (12, 823210), (15, 658568), (20, 493926), (24, 411605), (30, 329284), (40, 246963), (60, 164642), (120, 82321), (191, 51720), (382, 25860), (431, 22920), (573, 17240), (764, 12930), (862, 11460), (955, 10344), (1146, 8620), (1293, 7640), (1528, 6465), (1724, 5730), (1910, 5172), (2155, 4584), (2292, 4310), (2586, 3820), (2865, 3448)]