27564888980

素因数分解:

$2^2\times 5^1\times {\mathrm{12491}}^1\times {\mathrm{110339}}^1$

素因数の和:122839

約数の個数: 24

約数和(自身を含む): 57891425760

約数和(自身を除く): 30326536780

約数列:

[1, 2, 4, 5, 10, 20, 12491, 24982, 49964, 62455, 110339, 124910, 220678, 249820, 441356, 551695, 1103390, 2206780, 1378244449, 2756488898, 5512977796, 6891222245, 13782444490, 27564888980]

約数ペア:

[(1, 27564888980), (2, 13782444490), (4, 6891222245), (5, 5512977796), (10, 2756488898), (20, 1378244449), (12491, 2206780), (24982, 1103390), (49964, 551695), (62455, 441356), (110339, 249820), (124910, 220678)]