13288980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11657}}^1$

素因数の和:11688

約数の個数: 48

約数和(自身を含む): 39170880

約数和(自身を除く): 25881900

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, 1140, 11657, 23314, 34971, 46628, 58285, 69942, 116570, 139884, 174855, 221483, 233140, 349710, 442966, 664449, 699420, 885932, 1107415, 1328898, 2214830, 2657796, 3322245, 4429660, 6644490, 13288980]

約数ペア:

[(1, 13288980), (2, 6644490), (3, 4429660), (4, 3322245), (5, 2657796), (6, 2214830), (10, 1328898), (12, 1107415), (15, 885932), (19, 699420), (20, 664449), (30, 442966), (38, 349710), (57, 233140), (60, 221483), (76, 174855), (95, 139884), (114, 116570), (190, 69942), (228, 58285), (285, 46628), (380, 34971), (570, 23314), (1140, 11657)]