8471840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4073}}^1$

素因数の和:4101

約数の個数: 48

約数和(自身を含む): 21559608

約数和(自身を除く): 13087768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 4073, 8146, 16292, 20365, 32584, 40730, 52949, 65168, 81460, 105898, 130336, 162920, 211796, 264745, 325840, 423592, 529490, 651680, 847184, 1058980, 1694368, 2117960, 4235920, 8471840]

約数ペア:

[(1, 8471840), (2, 4235920), (4, 2117960), (5, 1694368), (8, 1058980), (10, 847184), (13, 651680), (16, 529490), (20, 423592), (26, 325840), (32, 264745), (40, 211796), (52, 162920), (65, 130336), (80, 105898), (104, 81460), (130, 65168), (160, 52949), (208, 40730), (260, 32584), (416, 20365), (520, 16292), (1040, 8146), (2080, 4073)]