2218980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 6418944

約数和(自身を除く): 4199964

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, 1193, 1860, 2386, 3579, 4772, 5965, 7158, 11930, 14316, 17895, 23860, 35790, 36983, 71580, 73966, 110949, 147932, 184915, 221898, 369830, 443796, 554745, 739660, 1109490, 2218980]

約数ペア:

[(1, 2218980), (2, 1109490), (3, 739660), (4, 554745), (5, 443796), (6, 369830), (10, 221898), (12, 184915), (15, 147932), (20, 110949), (30, 73966), (31, 71580), (60, 36983), (62, 35790), (93, 23860), (124, 17895), (155, 14316), (186, 11930), (310, 7158), (372, 5965), (465, 4772), (620, 3579), (930, 2386), (1193, 1860)]