55690960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53549}}^1$

素因数の和:53575

約数の個数: 40

約数和(自身を含む): 139444200

約数和(自身を除く): 83753240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 53549, 107098, 214196, 267745, 428392, 535490, 696137, 856784, 1070980, 1392274, 2141960, 2784548, 3480685, 4283920, 5569096, 6961370, 11138192, 13922740, 27845480, 55690960]

約数ペア:

[(1, 55690960), (2, 27845480), (4, 13922740), (5, 11138192), (8, 6961370), (10, 5569096), (13, 4283920), (16, 3480685), (20, 2784548), (26, 2141960), (40, 1392274), (52, 1070980), (65, 856784), (80, 696137), (104, 535490), (130, 428392), (208, 267745), (260, 214196), (520, 107098), (1040, 53549)]