2100027280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2019257}}^1$

素因数の和:2019283

約数の個数: 40

約数和(自身を含む): 5258147832

約数和(自身を除く): 3158120552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2019257, 4038514, 8077028, 10096285, 16154056, 20192570, 26250341, 32308112, 40385140, 52500682, 80770280, 105001364, 131251705, 161540560, 210002728, 262503410, 420005456, 525006820, 1050013640, 2100027280]

約数ペア:

[(1, 2100027280), (2, 1050013640), (4, 525006820), (5, 420005456), (8, 262503410), (10, 210002728), (13, 161540560), (16, 131251705), (20, 105001364), (26, 80770280), (40, 52500682), (52, 40385140), (65, 32308112), (80, 26250341), (104, 20192570), (130, 16154056), (208, 10096285), (260, 8077028), (520, 4038514), (1040, 2019257)]