1900502040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{428041}}^1$

素因数の和:428092

約数の個数: 64

約数和(自身を含む): 5855614560

約数和(自身を除く): 3955112520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 428041, 856082, 1284123, 1712164, 2140205, 2568246, 3424328, 4280410, 5136492, 6420615, 8560820, 10272984, 12841230, 15837517, 17121640, 25682460, 31675034, 47512551, 51364920, 63350068, 79187585, 95025102, 126700136, 158375170, 190050204, 237562755, 316750340, 380100408, 475125510, 633500680, 950251020, 1900502040]

約数ペア:

[(1, 1900502040), (2, 950251020), (3, 633500680), (4, 475125510), (5, 380100408), (6, 316750340), (8, 237562755), (10, 190050204), (12, 158375170), (15, 126700136), (20, 95025102), (24, 79187585), (30, 63350068), (37, 51364920), (40, 47512551), (60, 31675034), (74, 25682460), (111, 17121640), (120, 15837517), (148, 12841230), (185, 10272984), (222, 8560820), (296, 6420615), (370, 5136492), (444, 4280410), (555, 3424328), (740, 2568246), (888, 2140205), (1110, 1712164), (1480, 1284123), (2220, 856082), (4440, 428041)]