3911960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7523}}^1$

素因数の和:7547

約数の個数: 32

約数和(自身を含む): 9480240

約数和(自身を除く): 5568280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7523, 15046, 30092, 37615, 60184, 75230, 97799, 150460, 195598, 300920, 391196, 488995, 782392, 977990, 1955980, 3911960]

約数ペア:

[(1, 3911960), (2, 1955980), (4, 977990), (5, 782392), (8, 488995), (10, 391196), (13, 300920), (20, 195598), (26, 150460), (40, 97799), (52, 75230), (65, 60184), (104, 37615), (130, 30092), (260, 15046), (520, 7523)]