39311920

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2039}}^1$

素因数の和:2293

約数の個数: 40

約数和(自身を含む): 91824480

約数和(自身を除く): 52512560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2039, 2410, 3856, 4078, 4820, 8156, 9640, 10195, 16312, 19280, 20390, 32624, 40780, 81560, 163120, 491399, 982798, 1965596, 2456995, 3931192, 4913990, 7862384, 9827980, 19655960, 39311920]

約数ペア:

[(1, 39311920), (2, 19655960), (4, 9827980), (5, 7862384), (8, 4913990), (10, 3931192), (16, 2456995), (20, 1965596), (40, 982798), (80, 491399), (241, 163120), (482, 81560), (964, 40780), (1205, 32624), (1928, 20390), (2039, 19280), (2410, 16312), (3856, 10195), (4078, 9640), (4820, 8156)]