11220640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3725

約数の個数: 48

約数和(自身を含む): 27911520

約数和(自身を除く): 16690880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 3691, 7382, 14764, 18455, 29528, 36910, 59056, 70129, 73820, 118112, 140258, 147640, 280516, 295280, 350645, 561032, 590560, 701290, 1122064, 1402580, 2244128, 2805160, 5610320, 11220640]

約数ペア:

[(1, 11220640), (2, 5610320), (4, 2805160), (5, 2244128), (8, 1402580), (10, 1122064), (16, 701290), (19, 590560), (20, 561032), (32, 350645), (38, 295280), (40, 280516), (76, 147640), (80, 140258), (95, 118112), (152, 73820), (160, 70129), (190, 59056), (304, 36910), (380, 29528), (608, 18455), (760, 14764), (1520, 7382), (3040, 3691)]