340169980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 723895200

約数和(自身を除く): 383725220

約数列:

[1, 2, 4, 5, 10, 20, 149, 211, 298, 422, 541, 596, 745, 844, 1055, 1082, 1490, 2110, 2164, 2705, 2980, 4220, 5410, 10820, 31439, 62878, 80609, 114151, 125756, 157195, 161218, 228302, 314390, 322436, 403045, 456604, 570755, 628780, 806090, 1141510, 1612180, 2283020, 17008499, 34016998, 68033996, 85042495, 170084990, 340169980]

約数ペア:

[(1, 340169980), (2, 170084990), (4, 85042495), (5, 68033996), (10, 34016998), (20, 17008499), (149, 2283020), (211, 1612180), (298, 1141510), (422, 806090), (541, 628780), (596, 570755), (745, 456604), (844, 403045), (1055, 322436), (1082, 314390), (1490, 228302), (2110, 161218), (2164, 157195), (2705, 125756), (2980, 114151), (4220, 80609), (5410, 62878), (10820, 31439)]