1330431880

素因数分解:

$2^3\times 5^1\times {\mathrm{1523}}^1\times {\mathrm{21839}}^1$

素因数の和:23373

約数の個数: 32

約数和(自身を含む): 2995574400

約数和(自身を除く): 1665142520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1523, 3046, 6092, 7615, 12184, 15230, 21839, 30460, 43678, 60920, 87356, 109195, 174712, 218390, 436780, 873560, 33260797, 66521594, 133043188, 166303985, 266086376, 332607970, 665215940, 1330431880]

約数ペア:

[(1, 1330431880), (2, 665215940), (4, 332607970), (5, 266086376), (8, 166303985), (10, 133043188), (20, 66521594), (40, 33260797), (1523, 873560), (3046, 436780), (6092, 218390), (7615, 174712), (12184, 109195), (15230, 87356), (21839, 60920), (30460, 43678)]