1583920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1549

約数の個数: 40

約数和(自身を含む): 3968496

約数和(自身を除く): 2384576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1523, 3046, 6092, 7615, 12184, 15230, 19799, 24368, 30460, 39598, 60920, 79196, 98995, 121840, 158392, 197990, 316784, 395980, 791960, 1583920]

約数ペア:

[(1, 1583920), (2, 791960), (4, 395980), (5, 316784), (8, 197990), (10, 158392), (13, 121840), (16, 98995), (20, 79196), (26, 60920), (40, 39598), (52, 30460), (65, 24368), (80, 19799), (104, 15230), (130, 12184), (208, 7615), (260, 6092), (520, 3046), (1040, 1523)]