31203510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4211}}^1$

素因数の和:4253

約数の個数: 64

約数和(自身を含む): 84913920

約数和(自身を除く): 53710410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 4211, 7410, 8422, 12633, 21055, 25266, 42110, 54743, 63165, 80009, 109486, 126330, 160018, 164229, 240027, 273715, 328458, 400045, 480054, 547430, 800090, 821145, 1040117, 1200135, 1642290, 2080234, 2400270, 3120351, 5200585, 6240702, 10401170, 15601755, 31203510]

約数ペア:

[(1, 31203510), (2, 15601755), (3, 10401170), (5, 6240702), (6, 5200585), (10, 3120351), (13, 2400270), (15, 2080234), (19, 1642290), (26, 1200135), (30, 1040117), (38, 821145), (39, 800090), (57, 547430), (65, 480054), (78, 400045), (95, 328458), (114, 273715), (130, 240027), (190, 164229), (195, 160018), (247, 126330), (285, 109486), (390, 80009), (494, 63165), (570, 54743), (741, 42110), (1235, 25266), (1482, 21055), (2470, 12633), (3705, 8422), (4211, 7410)]