1902160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 4999680

約数和(自身を除く): 3097520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 59, 62, 65, 80, 104, 118, 124, 130, 155, 208, 236, 248, 260, 295, 310, 403, 472, 496, 520, 590, 620, 767, 806, 944, 1040, 1180, 1240, 1534, 1612, 1829, 2015, 2360, 2480, 3068, 3224, 3658, 3835, 4030, 4720, 6136, 6448, 7316, 7670, 8060, 9145, 12272, 14632, 15340, 16120, 18290, 23777, 29264, 30680, 32240, 36580, 47554, 61360, 73160, 95108, 118885, 146320, 190216, 237770, 380432, 475540, 951080, 1902160]

約数ペア:

[(1, 1902160), (2, 951080), (4, 475540), (5, 380432), (8, 237770), (10, 190216), (13, 146320), (16, 118885), (20, 95108), (26, 73160), (31, 61360), (40, 47554), (52, 36580), (59, 32240), (62, 30680), (65, 29264), (80, 23777), (104, 18290), (118, 16120), (124, 15340), (130, 14632), (155, 12272), (208, 9145), (236, 8060), (248, 7670), (260, 7316), (295, 6448), (310, 6136), (403, 4720), (472, 4030), (496, 3835), (520, 3658), (590, 3224), (620, 3068), (767, 2480), (806, 2360), (944, 2015), (1040, 1829), (1180, 1612), (1240, 1534)]