420578896

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{430921}}^1$

素因数の和:430990

約数の個数: 20

約数和(自身を含む): 828232084

約数和(自身を除く): 407653188

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 430921, 861842, 1723684, 3447368, 6894736, 26286181, 52572362, 105144724, 210289448, 420578896]

約数ペア:

[(1, 420578896), (2, 210289448), (4, 105144724), (8, 52572362), (16, 26286181), (61, 6894736), (122, 3447368), (244, 1723684), (488, 861842), (976, 430921)]