200309990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{1021}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 377044416

約数和(自身を除く): 176734426

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 853, 1021, 1706, 2042, 4265, 5105, 8530, 10210, 19619, 23483, 39238, 46966, 98095, 117415, 196190, 234830, 870913, 1741826, 4354565, 8709130, 20030999, 40061998, 100154995, 200309990]

約数ペア:

[(1, 200309990), (2, 100154995), (5, 40061998), (10, 20030999), (23, 8709130), (46, 4354565), (115, 1741826), (230, 870913), (853, 234830), (1021, 196190), (1706, 117415), (2042, 98095), (4265, 46966), (5105, 39238), (8530, 23483), (10210, 19619)]