2145660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3251}}^1$

素因数の和:3274

約数の個数: 48

約数和(自身を含む): 6556032

約数和(自身を除く): 4410372

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 3251, 6502, 9753, 13004, 16255, 19506, 32510, 35761, 39012, 48765, 65020, 71522, 97530, 107283, 143044, 178805, 195060, 214566, 357610, 429132, 536415, 715220, 1072830, 2145660]

約数ペア:

[(1, 2145660), (2, 1072830), (3, 715220), (4, 536415), (5, 429132), (6, 357610), (10, 214566), (11, 195060), (12, 178805), (15, 143044), (20, 107283), (22, 97530), (30, 71522), (33, 65020), (44, 48765), (55, 39012), (60, 35761), (66, 32510), (110, 19506), (132, 16255), (165, 13004), (220, 9753), (330, 6502), (660, 3251)]