505020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 1491840

約数和(自身を除く): 986820

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, 443, 570, 886, 1140, 1329, 1772, 2215, 2658, 4430, 5316, 6645, 8417, 8860, 13290, 16834, 25251, 26580, 33668, 42085, 50502, 84170, 101004, 126255, 168340, 252510, 505020]

約数ペア:

[(1, 505020), (2, 252510), (3, 168340), (4, 126255), (5, 101004), (6, 84170), (10, 50502), (12, 42085), (15, 33668), (19, 26580), (20, 25251), (30, 16834), (38, 13290), (57, 8860), (60, 8417), (76, 6645), (95, 5316), (114, 4430), (190, 2658), (228, 2215), (285, 1772), (380, 1329), (443, 1140), (570, 886)]