4911920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4723}}^1$

素因数の和:4749

約数の個数: 40

約数和(自身を含む): 12301296

約数和(自身を除く): 7389376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4723, 9446, 18892, 23615, 37784, 47230, 61399, 75568, 94460, 122798, 188920, 245596, 306995, 377840, 491192, 613990, 982384, 1227980, 2455960, 4911920]

約数ペア:

[(1, 4911920), (2, 2455960), (4, 1227980), (5, 982384), (8, 613990), (10, 491192), (13, 377840), (16, 306995), (20, 245596), (26, 188920), (40, 122798), (52, 94460), (65, 75568), (80, 61399), (104, 47230), (130, 37784), (208, 23615), (260, 18892), (520, 9446), (1040, 4723)]