523640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:96

約数の個数: 64

約数和(自身を含む): 1360800

約数和(自身を除く): 837160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 53, 65, 76, 95, 104, 106, 130, 152, 190, 212, 247, 260, 265, 380, 424, 494, 520, 530, 689, 760, 988, 1007, 1060, 1235, 1378, 1976, 2014, 2120, 2470, 2756, 3445, 4028, 4940, 5035, 5512, 6890, 8056, 9880, 10070, 13091, 13780, 20140, 26182, 27560, 40280, 52364, 65455, 104728, 130910, 261820, 523640]

約数ペア:

[(1, 523640), (2, 261820), (4, 130910), (5, 104728), (8, 65455), (10, 52364), (13, 40280), (19, 27560), (20, 26182), (26, 20140), (38, 13780), (40, 13091), (52, 10070), (53, 9880), (65, 8056), (76, 6890), (95, 5512), (104, 5035), (106, 4940), (130, 4028), (152, 3445), (190, 2756), (212, 2470), (247, 2120), (260, 2014), (265, 1976), (380, 1378), (424, 1235), (494, 1060), (520, 1007), (530, 988), (689, 760)]