38750920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74521}}^1$

素因数の和:74545

約数の個数: 32

約数和(自身を含む): 93897720

約数和(自身を除く): 55146800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74521, 149042, 298084, 372605, 596168, 745210, 968773, 1490420, 1937546, 2980840, 3875092, 4843865, 7750184, 9687730, 19375460, 38750920]

約数ペア:

[(1, 38750920), (2, 19375460), (4, 9687730), (5, 7750184), (8, 4843865), (10, 3875092), (13, 2980840), (20, 1937546), (26, 1490420), (40, 968773), (52, 745210), (65, 596168), (104, 372605), (130, 298084), (260, 149042), (520, 74521)]