28674192560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27571339}}^1$

素因数の和:27571365

約数の個数: 40

約数和(自身を含む): 71795769360

約数和(自身を除く): 43121576800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 27571339, 55142678, 110285356, 137856695, 220570712, 275713390, 358427407, 441141424, 551426780, 716854814, 1102853560, 1433709628, 1792137035, 2205707120, 2867419256, 3584274070, 5734838512, 7168548140, 14337096280, 28674192560]

約数ペア:

[(1, 28674192560), (2, 14337096280), (4, 7168548140), (5, 5734838512), (8, 3584274070), (10, 2867419256), (13, 2205707120), (16, 1792137035), (20, 1433709628), (26, 1102853560), (40, 716854814), (52, 551426780), (65, 441141424), (80, 358427407), (104, 275713390), (130, 220570712), (208, 137856695), (260, 110285356), (520, 55142678), (1040, 27571339)]