1372181840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{745751}}^1$

素因数の和:745787

約数の個数: 40

約数和(自身を含む): 3329036928

約数和(自身を除く): 1956855088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 745751, 1491502, 2983004, 3728755, 5966008, 7457510, 11932016, 14915020, 17152273, 29830040, 34304546, 59660080, 68609092, 85761365, 137218184, 171522730, 274436368, 343045460, 686090920, 1372181840]

約数ペア:

[(1, 1372181840), (2, 686090920), (4, 343045460), (5, 274436368), (8, 171522730), (10, 137218184), (16, 85761365), (20, 68609092), (23, 59660080), (40, 34304546), (46, 29830040), (80, 17152273), (92, 14915020), (115, 11932016), (184, 7457510), (230, 5966008), (368, 3728755), (460, 2983004), (920, 1491502), (1840, 745751)]