31616620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4261}}^1$

素因数の和:4330

約数の個数: 48

約数和(自身を含む): 77329728

約数和(自身を除く): 45713108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 4261, 7420, 8522, 17044, 21305, 29827, 42610, 59654, 85220, 119308, 149135, 225833, 298270, 451666, 596540, 903332, 1129165, 1580831, 2258330, 3161662, 4516660, 6323324, 7904155, 15808310, 31616620]

約数ペア:

[(1, 31616620), (2, 15808310), (4, 7904155), (5, 6323324), (7, 4516660), (10, 3161662), (14, 2258330), (20, 1580831), (28, 1129165), (35, 903332), (53, 596540), (70, 451666), (106, 298270), (140, 225833), (212, 149135), (265, 119308), (371, 85220), (530, 59654), (742, 42610), (1060, 29827), (1484, 21305), (1855, 17044), (3710, 8522), (4261, 7420)]