20041950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2589

約数の個数: 48

約数和(自身を含む): 50661936

約数和(自身を除く): 30619986

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2521, 2650, 3975, 5042, 7563, 7950, 12605, 15126, 25210, 37815, 63025, 75630, 126050, 133613, 189075, 267226, 378150, 400839, 668065, 801678, 1336130, 2004195, 3340325, 4008390, 6680650, 10020975, 20041950]

約数ペア:

[(1, 20041950), (2, 10020975), (3, 6680650), (5, 4008390), (6, 3340325), (10, 2004195), (15, 1336130), (25, 801678), (30, 668065), (50, 400839), (53, 378150), (75, 267226), (106, 189075), (150, 133613), (159, 126050), (265, 75630), (318, 63025), (530, 37815), (795, 25210), (1325, 15126), (1590, 12605), (2521, 7950), (2650, 7563), (3975, 5042)]