1450780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:294

約数の個数: 36

約数和(自身を含む): 3249288

約数和(自身を除く): 1798508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 251, 289, 340, 502, 578, 1004, 1156, 1255, 1445, 2510, 2890, 4267, 5020, 5780, 8534, 17068, 21335, 42670, 72539, 85340, 145078, 290156, 362695, 725390, 1450780]

約数ペア:

[(1, 1450780), (2, 725390), (4, 362695), (5, 290156), (10, 145078), (17, 85340), (20, 72539), (34, 42670), (68, 21335), (85, 17068), (170, 8534), (251, 5780), (289, 5020), (340, 4267), (502, 2890), (578, 2510), (1004, 1445), (1156, 1255)]