402853520

素因数分解:

$2^4\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{2311}}^1$

素因数の和:4503

約数の個数: 40

約数和(自身を含む): 937469760

約数和(自身を除く): 534616240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2179, 2311, 4358, 4622, 8716, 9244, 10895, 11555, 17432, 18488, 21790, 23110, 34864, 36976, 43580, 46220, 87160, 92440, 174320, 184880, 5035669, 10071338, 20142676, 25178345, 40285352, 50356690, 80570704, 100713380, 201426760, 402853520]

約数ペア:

[(1, 402853520), (2, 201426760), (4, 100713380), (5, 80570704), (8, 50356690), (10, 40285352), (16, 25178345), (20, 20142676), (40, 10071338), (80, 5035669), (2179, 184880), (2311, 174320), (4358, 92440), (4622, 87160), (8716, 46220), (9244, 43580), (10895, 36976), (11555, 34864), (17432, 23110), (18488, 21790)]