1948790790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{354971}}^1$

素因数の和:355045

約数の個数: 48

約数和(自身を含む): 5149933776

約数和(自身を除く): 3201142986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 354971, 709942, 1064913, 1774855, 2129826, 3194739, 3549710, 5324565, 6389478, 10649130, 15973695, 21653231, 31947390, 43306462, 64959693, 108266155, 129919386, 194879079, 216532310, 324798465, 389758158, 649596930, 974395395, 1948790790]

約数ペア:

[(1, 1948790790), (2, 974395395), (3, 649596930), (5, 389758158), (6, 324798465), (9, 216532310), (10, 194879079), (15, 129919386), (18, 108266155), (30, 64959693), (45, 43306462), (61, 31947390), (90, 21653231), (122, 15973695), (183, 10649130), (305, 6389478), (366, 5324565), (549, 3549710), (610, 3194739), (915, 2129826), (1098, 1774855), (1830, 1064913), (2745, 709942), (5490, 354971)]