42138580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 107775360

約数和(自身を除く): 65636780

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 110, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 593, 646, 748, 836, 935, 1045, 1186, 1292, 1615, 1870, 2090, 2372, 2965, 3230, 3553, 3740, 4180, 5930, 6460, 6523, 7106, 10081, 11267, 11860, 13046, 14212, 17765, 20162, 22534, 26092, 32615, 35530, 40324, 45068, 50405, 56335, 65230, 71060, 100810, 110891, 112670, 123937, 130460, 191539, 201620, 221782, 225340, 247874, 383078, 443564, 495748, 554455, 619685, 766156, 957695, 1108910, 1239370, 1915390, 2106929, 2217820, 2478740, 3830780, 4213858, 8427716, 10534645, 21069290, 42138580]

約数ペア:

[(1, 42138580), (2, 21069290), (4, 10534645), (5, 8427716), (10, 4213858), (11, 3830780), (17, 2478740), (19, 2217820), (20, 2106929), (22, 1915390), (34, 1239370), (38, 1108910), (44, 957695), (55, 766156), (68, 619685), (76, 554455), (85, 495748), (95, 443564), (110, 383078), (170, 247874), (187, 225340), (190, 221782), (209, 201620), (220, 191539), (323, 130460), (340, 123937), (374, 112670), (380, 110891), (418, 100810), (593, 71060), (646, 65230), (748, 56335), (836, 50405), (935, 45068), (1045, 40324), (1186, 35530), (1292, 32615), (1615, 26092), (1870, 22534), (2090, 20162), (2372, 17765), (2965, 14212), (3230, 13046), (3553, 11860), (3740, 11267), (4180, 10081), (5930, 7106), (6460, 6523)]