40455580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 101787840

約数和(自身を除く): 61332260

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 116, 145, 170, 187, 220, 290, 319, 340, 373, 374, 493, 580, 638, 746, 748, 935, 986, 1276, 1492, 1595, 1865, 1870, 1972, 2465, 3190, 3730, 3740, 4103, 4930, 5423, 6341, 6380, 7460, 8206, 9860, 10817, 10846, 12682, 16412, 20515, 21634, 21692, 25364, 27115, 31705, 41030, 43268, 54085, 54230, 63410, 69751, 82060, 108170, 108460, 118987, 126820, 139502, 183889, 216340, 237974, 279004, 348755, 367778, 475948, 594935, 697510, 735556, 919445, 1189870, 1395020, 1838890, 2022779, 2379740, 3677780, 4045558, 8091116, 10113895, 20227790, 40455580]

約数ペア:

[(1, 40455580), (2, 20227790), (4, 10113895), (5, 8091116), (10, 4045558), (11, 3677780), (17, 2379740), (20, 2022779), (22, 1838890), (29, 1395020), (34, 1189870), (44, 919445), (55, 735556), (58, 697510), (68, 594935), (85, 475948), (110, 367778), (116, 348755), (145, 279004), (170, 237974), (187, 216340), (220, 183889), (290, 139502), (319, 126820), (340, 118987), (373, 108460), (374, 108170), (493, 82060), (580, 69751), (638, 63410), (746, 54230), (748, 54085), (935, 43268), (986, 41030), (1276, 31705), (1492, 27115), (1595, 25364), (1865, 21692), (1870, 21634), (1972, 20515), (2465, 16412), (3190, 12682), (3730, 10846), (3740, 10817), (4103, 9860), (4930, 8206), (5423, 7460), (6341, 6380)]