12039320

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{613}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 27187920

約数和(自身を除く): 15148600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 613, 982, 1226, 1964, 2452, 2455, 3065, 3928, 4904, 4910, 6130, 9820, 12260, 19640, 24520, 300983, 601966, 1203932, 1504915, 2407864, 3009830, 6019660, 12039320]

約数ペア:

[(1, 12039320), (2, 6019660), (4, 3009830), (5, 2407864), (8, 1504915), (10, 1203932), (20, 601966), (40, 300983), (491, 24520), (613, 19640), (982, 12260), (1226, 9820), (1964, 6130), (2452, 4910), (2455, 4904), (3065, 3928)]