1214458180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1\times {\mathrm{3137}}^1$

素因数の和:4648

約数の個数: 48

約数和(自身を含む): 2749264560

約数和(自身を除く): 1534806380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1489, 2978, 3137, 5956, 6274, 7445, 12548, 14890, 15685, 19357, 29780, 31370, 38714, 40781, 62740, 77428, 81562, 96785, 163124, 193570, 203905, 387140, 407810, 815620, 4670993, 9341986, 18683972, 23354965, 46709930, 60722909, 93419860, 121445818, 242891636, 303614545, 607229090, 1214458180]

約数ペア:

[(1, 1214458180), (2, 607229090), (4, 303614545), (5, 242891636), (10, 121445818), (13, 93419860), (20, 60722909), (26, 46709930), (52, 23354965), (65, 18683972), (130, 9341986), (260, 4670993), (1489, 815620), (2978, 407810), (3137, 387140), (5956, 203905), (6274, 193570), (7445, 163124), (12548, 96785), (14890, 81562), (15685, 77428), (19357, 62740), (29780, 40781), (31370, 38714)]