12988380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6983}}^1$

素因数の和:7026

約数の個数: 48

約数和(自身を含む): 37545984

約数和(自身を除く): 24557604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 6983, 13966, 20949, 27932, 34915, 41898, 69830, 83796, 104745, 139660, 209490, 216473, 418980, 432946, 649419, 865892, 1082365, 1298838, 2164730, 2597676, 3247095, 4329460, 6494190, 12988380]

約数ペア:

[(1, 12988380), (2, 6494190), (3, 4329460), (4, 3247095), (5, 2597676), (6, 2164730), (10, 1298838), (12, 1082365), (15, 865892), (20, 649419), (30, 432946), (31, 418980), (60, 216473), (62, 209490), (93, 139660), (124, 104745), (155, 83796), (186, 69830), (310, 41898), (372, 34915), (465, 27932), (620, 20949), (930, 13966), (1860, 6983)]