123449440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24889}}^1$

素因数の和:24935

約数の個数: 48

約数和(自身を含む): 301069440

約数和(自身を除く): 177620000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 24889, 49778, 99556, 124445, 199112, 248890, 398224, 497780, 771559, 796448, 995560, 1543118, 1991120, 3086236, 3857795, 3982240, 6172472, 7715590, 12344944, 15431180, 24689888, 30862360, 61724720, 123449440]

約数ペア:

[(1, 123449440), (2, 61724720), (4, 30862360), (5, 24689888), (8, 15431180), (10, 12344944), (16, 7715590), (20, 6172472), (31, 3982240), (32, 3857795), (40, 3086236), (62, 1991120), (80, 1543118), (124, 995560), (155, 796448), (160, 771559), (248, 497780), (310, 398224), (496, 248890), (620, 199112), (992, 124445), (1240, 99556), (2480, 49778), (4960, 24889)]