393861840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1641091}}^1$

素因数の和:1641107

約数の個数: 40

約数和(自身を含む): 1220972448

約数和(自身を除く): 827110608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1641091, 3282182, 4923273, 6564364, 8205455, 9846546, 13128728, 16410910, 19693092, 24616365, 26257456, 32821820, 39386184, 49232730, 65643640, 78772368, 98465460, 131287280, 196930920, 393861840]

約数ペア:

[(1, 393861840), (2, 196930920), (3, 131287280), (4, 98465460), (5, 78772368), (6, 65643640), (8, 49232730), (10, 39386184), (12, 32821820), (15, 26257456), (16, 24616365), (20, 19693092), (24, 16410910), (30, 13128728), (40, 9846546), (48, 8205455), (60, 6564364), (80, 4923273), (120, 3282182), (240, 1641091)]