73621840

素因数分解:

$2^4\times 5^1\times {\mathrm{920273}}^1$

素因数の和:920286

約数の個数: 20

約数和(自身を含む): 171170964

約数和(自身を除く): 97549124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 920273, 1840546, 3681092, 4601365, 7362184, 9202730, 14724368, 18405460, 36810920, 73621840]

約数ペア:

[(1, 73621840), (2, 36810920), (4, 18405460), (5, 14724368), (8, 9202730), (10, 7362184), (16, 4601365), (20, 3681092), (40, 1840546), (80, 920273)]