20155320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55987}}^1$

素因数の和:56004

約数の個数: 48

約数和(自身を含む): 65505960

約数和(自身を除く): 45350640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55987, 111974, 167961, 223948, 279935, 335922, 447896, 503883, 559870, 671844, 839805, 1007766, 1119740, 1343688, 1679610, 2015532, 2239480, 2519415, 3359220, 4031064, 5038830, 6718440, 10077660, 20155320]

約数ペア:

[(1, 20155320), (2, 10077660), (3, 6718440), (4, 5038830), (5, 4031064), (6, 3359220), (8, 2519415), (9, 2239480), (10, 2015532), (12, 1679610), (15, 1343688), (18, 1119740), (20, 1007766), (24, 839805), (30, 671844), (36, 559870), (40, 503883), (45, 447896), (60, 335922), (72, 279935), (90, 223948), (120, 167961), (180, 111974), (360, 55987)]