20119830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{829}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 48405600

約数和(自身を除く): 28285770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 809, 829, 1618, 1658, 2427, 2487, 4045, 4145, 4854, 4974, 8090, 8290, 12135, 12435, 24270, 24870, 670661, 1341322, 2011983, 3353305, 4023966, 6706610, 10059915, 20119830]

約数ペア:

[(1, 20119830), (2, 10059915), (3, 6706610), (5, 4023966), (6, 3353305), (10, 2011983), (15, 1341322), (30, 670661), (809, 24870), (829, 24270), (1618, 12435), (1658, 12135), (2427, 8290), (2487, 8090), (4045, 4974), (4145, 4854)]