73472980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30871}}^1$

素因数の和:30904

約数の個数: 48

約数和(自身を含む): 186713856

約数和(自身を除く): 113240876

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 30871, 61742, 123484, 154355, 216097, 308710, 432194, 524807, 617420, 864388, 1049614, 1080485, 2099228, 2160970, 2624035, 3673649, 4321940, 5248070, 7347298, 10496140, 14694596, 18368245, 36736490, 73472980]

約数ペア:

[(1, 73472980), (2, 36736490), (4, 18368245), (5, 14694596), (7, 10496140), (10, 7347298), (14, 5248070), (17, 4321940), (20, 3673649), (28, 2624035), (34, 2160970), (35, 2099228), (68, 1080485), (70, 1049614), (85, 864388), (119, 617420), (140, 524807), (170, 432194), (238, 308710), (340, 216097), (476, 154355), (595, 123484), (1190, 61742), (2380, 30871)]