2100878990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{968147}}^1$

素因数の和:968192

約数の個数: 32

約数和(自身を含む): 4461225984

約数和(自身を除く): 2360346994

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 968147, 1936294, 4840735, 6777029, 9681470, 13554058, 30012557, 33885145, 60025114, 67770290, 150062785, 210087899, 300125570, 420175798, 1050439495, 2100878990]

約数ペア:

[(1, 2100878990), (2, 1050439495), (5, 420175798), (7, 300125570), (10, 210087899), (14, 150062785), (31, 67770290), (35, 60025114), (62, 33885145), (70, 30012557), (155, 13554058), (217, 9681470), (310, 6777029), (434, 4840735), (1085, 1936294), (2170, 968147)]