723643420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{3373}}^1$

素因数の和:4030

約数の個数: 48

約数和(自身を含む): 1612070208

約数和(自身を除く): 888426788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 631, 1262, 2524, 3155, 3373, 6310, 6746, 10727, 12620, 13492, 16865, 21454, 33730, 42908, 53635, 57341, 67460, 107270, 114682, 214540, 229364, 286705, 573410, 1146820, 2128363, 4256726, 8513452, 10641815, 21283630, 36182171, 42567260, 72364342, 144728684, 180910855, 361821710, 723643420]

約数ペア:

[(1, 723643420), (2, 361821710), (4, 180910855), (5, 144728684), (10, 72364342), (17, 42567260), (20, 36182171), (34, 21283630), (68, 10641815), (85, 8513452), (170, 4256726), (340, 2128363), (631, 1146820), (1262, 573410), (2524, 286705), (3155, 229364), (3373, 214540), (6310, 114682), (6746, 107270), (10727, 67460), (12620, 57341), (13492, 53635), (16865, 42908), (21454, 33730)]