2215223890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1931}}^1\times {\mathrm{10429}}^1$

素因数の和:12378

約数の個数: 32

約数和(自身を含む): 4352564160

約数和(自身を除く): 2137340270

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1931, 3862, 9655, 10429, 19310, 20858, 21241, 42482, 52145, 104290, 106205, 114719, 212410, 229438, 573595, 1147190, 20138399, 40276798, 100691995, 201383990, 221522389, 443044778, 1107611945, 2215223890]

約数ペア:

[(1, 2215223890), (2, 1107611945), (5, 443044778), (10, 221522389), (11, 201383990), (22, 100691995), (55, 40276798), (110, 20138399), (1931, 1147190), (3862, 573595), (9655, 229438), (10429, 212410), (19310, 114719), (20858, 106205), (21241, 104290), (42482, 52145)]