3625840

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:817

約数の個数: 40

約数和(自身を含む): 8579808

約数和(自身を除く): 4953968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 743, 976, 1220, 1486, 2440, 2972, 3715, 4880, 5944, 7430, 11888, 14860, 29720, 45323, 59440, 90646, 181292, 226615, 362584, 453230, 725168, 906460, 1812920, 3625840]

約数ペア:

[(1, 3625840), (2, 1812920), (4, 906460), (5, 725168), (8, 453230), (10, 362584), (16, 226615), (20, 181292), (40, 90646), (61, 59440), (80, 45323), (122, 29720), (244, 14860), (305, 11888), (488, 7430), (610, 5944), (743, 4880), (976, 3715), (1220, 2972), (1486, 2440)]