408039860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{4481}}^1$

素因数の和:4676

約数の個数: 48

約数和(自身を含む): 892276560

約数和(自身を除く): 484236700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 290, 314, 580, 628, 785, 1570, 3140, 4481, 4553, 8962, 9106, 17924, 18212, 22405, 22765, 44810, 45530, 89620, 91060, 129949, 259898, 519796, 649745, 703517, 1299490, 1407034, 2598980, 2814068, 3517585, 7035170, 14070340, 20401993, 40803986, 81607972, 102009965, 204019930, 408039860]

約数ペア:

[(1, 408039860), (2, 204019930), (4, 102009965), (5, 81607972), (10, 40803986), (20, 20401993), (29, 14070340), (58, 7035170), (116, 3517585), (145, 2814068), (157, 2598980), (290, 1407034), (314, 1299490), (580, 703517), (628, 649745), (785, 519796), (1570, 259898), (3140, 129949), (4481, 91060), (4553, 89620), (8962, 45530), (9106, 44810), (17924, 22765), (18212, 22405)]