40190540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154579}}^1$

素因数の和:154601

約数の個数: 24

約数和(自身を含む): 90893040

約数和(自身を除く): 50702500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 154579, 309158, 618316, 772895, 1545790, 2009527, 3091580, 4019054, 8038108, 10047635, 20095270, 40190540]

約数ペア:

[(1, 40190540), (2, 20095270), (4, 10047635), (5, 8038108), (10, 4019054), (13, 3091580), (20, 2009527), (26, 1545790), (52, 772895), (65, 618316), (130, 309158), (260, 154579)]