23122840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 57153600

約数和(自身を除く): 34030760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 839, 1060, 1378, 1678, 2120, 2756, 3356, 3445, 4195, 5512, 6712, 6890, 8390, 10907, 13780, 16780, 21814, 27560, 33560, 43628, 44467, 54535, 87256, 88934, 109070, 177868, 218140, 222335, 355736, 436280, 444670, 578071, 889340, 1156142, 1778680, 2312284, 2890355, 4624568, 5780710, 11561420, 23122840]

約数ペア:

[(1, 23122840), (2, 11561420), (4, 5780710), (5, 4624568), (8, 2890355), (10, 2312284), (13, 1778680), (20, 1156142), (26, 889340), (40, 578071), (52, 444670), (53, 436280), (65, 355736), (104, 222335), (106, 218140), (130, 177868), (212, 109070), (260, 88934), (265, 87256), (424, 54535), (520, 44467), (530, 43628), (689, 33560), (839, 27560), (1060, 21814), (1378, 16780), (1678, 13780), (2120, 10907), (2756, 8390), (3356, 6890), (3445, 6712), (4195, 5512)]