388733690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{3863}}^1$

素因数の和:4246

約数の個数: 32

約数和(自身を含む): 726122880

約数和(自身を除く): 337389190

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 347, 694, 1735, 3470, 3863, 7726, 10063, 19315, 20126, 38630, 50315, 100630, 112027, 224054, 560135, 1120270, 1340461, 2680922, 6702305, 13404610, 38873369, 77746738, 194366845, 388733690]

約数ペア:

[(1, 388733690), (2, 194366845), (5, 77746738), (10, 38873369), (29, 13404610), (58, 6702305), (145, 2680922), (290, 1340461), (347, 1120270), (694, 560135), (1735, 224054), (3470, 112027), (3863, 100630), (7726, 50315), (10063, 38630), (19315, 20126)]