402024688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{4591}}^1$

素因数の和:5033

約数の個数: 40

約数和(自身を含む): 841015616

約数和(自身を除く): 438990928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 421, 842, 1684, 3368, 4591, 5473, 6736, 9182, 10946, 18364, 21892, 36728, 43784, 59683, 73456, 87568, 119366, 238732, 477464, 954928, 1932811, 3865622, 7731244, 15462488, 25126543, 30924976, 50253086, 100506172, 201012344, 402024688]

約数ペア:

[(1, 402024688), (2, 201012344), (4, 100506172), (8, 50253086), (13, 30924976), (16, 25126543), (26, 15462488), (52, 7731244), (104, 3865622), (208, 1932811), (421, 954928), (842, 477464), (1684, 238732), (3368, 119366), (4591, 87568), (5473, 73456), (6736, 59683), (9182, 43784), (10946, 36728), (18364, 21892)]