28400504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4421}}^1$

素因数の和:4511

約数の個数: 32

約数和(自身を含む): 58901040

約数和(自身を除く): 30500536

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 4421, 6424, 8842, 17684, 35368, 48631, 97262, 194524, 322733, 389048, 645466, 1290932, 2581864, 3550063, 7100126, 14200252, 28400504]

約数ペア:

[(1, 28400504), (2, 14200252), (4, 7100126), (8, 3550063), (11, 2581864), (22, 1290932), (44, 645466), (73, 389048), (88, 322733), (146, 194524), (292, 97262), (584, 48631), (803, 35368), (1606, 17684), (3212, 8842), (4421, 6424)]