1243740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 3669120

約数和(自身を除く): 2425380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1091, 1140, 2182, 3273, 4364, 5455, 6546, 10910, 13092, 16365, 20729, 21820, 32730, 41458, 62187, 65460, 82916, 103645, 124374, 207290, 248748, 310935, 414580, 621870, 1243740]

約数ペア:

[(1, 1243740), (2, 621870), (3, 414580), (4, 310935), (5, 248748), (6, 207290), (10, 124374), (12, 103645), (15, 82916), (19, 65460), (20, 62187), (30, 41458), (38, 32730), (57, 21820), (60, 20729), (76, 16365), (95, 13092), (114, 10910), (190, 6546), (228, 5455), (285, 4364), (380, 3273), (570, 2182), (1091, 1140)]