201820980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{8647}}^1$

素因数の和:9048

約数の個数: 48

約数和(自身を含む): 566616960

約数和(自身を除く): 364795980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 8647, 11670, 17294, 23340, 25941, 34588, 43235, 51882, 86470, 103764, 129705, 172940, 259410, 518820, 3363683, 6727366, 10091049, 13454732, 16818415, 20182098, 33636830, 40364196, 50455245, 67273660, 100910490, 201820980]

約数ペア:

[(1, 201820980), (2, 100910490), (3, 67273660), (4, 50455245), (5, 40364196), (6, 33636830), (10, 20182098), (12, 16818415), (15, 13454732), (20, 10091049), (30, 6727366), (60, 3363683), (389, 518820), (778, 259410), (1167, 172940), (1556, 129705), (1945, 103764), (2334, 86470), (3890, 51882), (4668, 43235), (5835, 34588), (7780, 25941), (8647, 23340), (11670, 17294)]