508723660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{13999}}^1$

素因数の和:14110

約数の個数: 48

約数和(自身を含む): 1128960000

約数和(自身を除く): 620236340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 3634, 7268, 9085, 13999, 18170, 27998, 36340, 55996, 69995, 139990, 279980, 321977, 643954, 1105921, 1287908, 1609885, 2211842, 3219770, 4423684, 5529605, 6439540, 11059210, 22118420, 25436183, 50872366, 101744732, 127180915, 254361830, 508723660]

約数ペア:

[(1, 508723660), (2, 254361830), (4, 127180915), (5, 101744732), (10, 50872366), (20, 25436183), (23, 22118420), (46, 11059210), (79, 6439540), (92, 5529605), (115, 4423684), (158, 3219770), (230, 2211842), (316, 1609885), (395, 1287908), (460, 1105921), (790, 643954), (1580, 321977), (1817, 279980), (3634, 139990), (7268, 69995), (9085, 55996), (13999, 36340), (18170, 27998)]