1129990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 32

約数和(自身を含む): 2255040

約数和(自身を除く): 1125050

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 289, 391, 578, 782, 1445, 1955, 2890, 3910, 4913, 6647, 9826, 13294, 24565, 33235, 49130, 66470, 112999, 225998, 564995, 1129990]

約数ペア:

[(1, 1129990), (2, 564995), (5, 225998), (10, 112999), (17, 66470), (23, 49130), (34, 33235), (46, 24565), (85, 13294), (115, 9826), (170, 6647), (230, 4913), (289, 3910), (391, 2890), (578, 1955), (782, 1445)]