1428340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4201}}^1$

素因数の和:4227

約数の個数: 24

約数和(自身を含む): 3176712

約数和(自身を除く): 1748372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4201, 8402, 16804, 21005, 42010, 71417, 84020, 142834, 285668, 357085, 714170, 1428340]

約数ペア:

[(1, 1428340), (2, 714170), (4, 357085), (5, 285668), (10, 142834), (17, 84020), (20, 71417), (34, 42010), (68, 21005), (85, 16804), (170, 8402), (340, 4201)]