28491060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36527}}^1$

素因数の和:36552

約数の個数: 48

約数和(自身を含む): 85913856

約数和(自身を除く): 57422796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 36527, 73054, 109581, 146108, 182635, 219162, 365270, 438324, 474851, 547905, 730540, 949702, 1095810, 1424553, 1899404, 2191620, 2374255, 2849106, 4748510, 5698212, 7122765, 9497020, 14245530, 28491060]

約数ペア:

[(1, 28491060), (2, 14245530), (3, 9497020), (4, 7122765), (5, 5698212), (6, 4748510), (10, 2849106), (12, 2374255), (13, 2191620), (15, 1899404), (20, 1424553), (26, 1095810), (30, 949702), (39, 730540), (52, 547905), (60, 474851), (65, 438324), (78, 365270), (130, 219162), (156, 182635), (195, 146108), (260, 109581), (390, 73054), (780, 36527)]