7703020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 18261936

約数和(自身を除く): 10558916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 53, 65, 86, 106, 130, 169, 172, 212, 215, 260, 265, 338, 430, 530, 559, 676, 689, 845, 860, 1060, 1118, 1378, 1690, 2236, 2279, 2756, 2795, 3380, 3445, 4558, 5590, 6890, 7267, 8957, 9116, 11180, 11395, 13780, 14534, 17914, 22790, 29068, 29627, 35828, 36335, 44785, 45580, 59254, 72670, 89570, 118508, 145340, 148135, 179140, 296270, 385151, 592540, 770302, 1540604, 1925755, 3851510, 7703020]

約数ペア:

[(1, 7703020), (2, 3851510), (4, 1925755), (5, 1540604), (10, 770302), (13, 592540), (20, 385151), (26, 296270), (43, 179140), (52, 148135), (53, 145340), (65, 118508), (86, 89570), (106, 72670), (130, 59254), (169, 45580), (172, 44785), (212, 36335), (215, 35828), (260, 29627), (265, 29068), (338, 22790), (430, 17914), (530, 14534), (559, 13780), (676, 11395), (689, 11180), (845, 9116), (860, 8957), (1060, 7267), (1118, 6890), (1378, 5590), (1690, 4558), (2236, 3445), (2279, 3380), (2756, 2795)]