1640471090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{4243}}^1$

素因数の和:4355

約数の個数: 48

約数和(自身を含む): 3158961984

約数和(自身を除く): 1518490894

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1681, 1886, 3362, 4243, 4715, 8405, 8486, 9430, 16810, 21215, 38663, 42430, 77326, 97589, 173963, 193315, 195178, 347926, 386630, 487945, 869815, 975890, 1739630, 4001149, 7132483, 8002298, 14264966, 20005745, 35662415, 40011490, 71324830, 164047109, 328094218, 820235545, 1640471090]

約数ペア:

[(1, 1640471090), (2, 820235545), (5, 328094218), (10, 164047109), (23, 71324830), (41, 40011490), (46, 35662415), (82, 20005745), (115, 14264966), (205, 8002298), (230, 7132483), (410, 4001149), (943, 1739630), (1681, 975890), (1886, 869815), (3362, 487945), (4243, 386630), (4715, 347926), (8405, 195178), (8486, 193315), (9430, 173963), (16810, 97589), (21215, 77326), (38663, 42430)]