22159020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28409}}^1$

素因数の和:28434

約数の個数: 48

約数和(自身を含む): 66820320

約数和(自身を除く): 44661300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 28409, 56818, 85227, 113636, 142045, 170454, 284090, 340908, 369317, 426135, 568180, 738634, 852270, 1107951, 1477268, 1704540, 1846585, 2215902, 3693170, 4431804, 5539755, 7386340, 11079510, 22159020]

約数ペア:

[(1, 22159020), (2, 11079510), (3, 7386340), (4, 5539755), (5, 4431804), (6, 3693170), (10, 2215902), (12, 1846585), (13, 1704540), (15, 1477268), (20, 1107951), (26, 852270), (30, 738634), (39, 568180), (52, 426135), (60, 369317), (65, 340908), (78, 284090), (130, 170454), (156, 142045), (195, 113636), (260, 85227), (390, 56818), (780, 28409)]