15516320

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2621}}^1$

素因数の和:2673

約数の個数: 48

約数和(自身を含む): 37662408

約数和(自身を除く): 22146088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2621, 2960, 5242, 5920, 10484, 13105, 20968, 26210, 41936, 52420, 83872, 96977, 104840, 193954, 209680, 387908, 419360, 484885, 775816, 969770, 1551632, 1939540, 3103264, 3879080, 7758160, 15516320]

約数ペア:

[(1, 15516320), (2, 7758160), (4, 3879080), (5, 3103264), (8, 1939540), (10, 1551632), (16, 969770), (20, 775816), (32, 484885), (37, 419360), (40, 387908), (74, 209680), (80, 193954), (148, 104840), (160, 96977), (185, 83872), (296, 52420), (370, 41936), (592, 26210), (740, 20968), (1184, 13105), (1480, 10484), (2621, 5920), (2960, 5242)]