220236448

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1009}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 458136000

約数和(自身を除く): 237899552

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 359, 608, 718, 1009, 1436, 2018, 2872, 4036, 5744, 6821, 8072, 11488, 13642, 16144, 19171, 27284, 32288, 38342, 54568, 76684, 109136, 153368, 218272, 306736, 362231, 613472, 724462, 1448924, 2897848, 5795696, 6882389, 11591392, 13764778, 27529556, 55059112, 110118224, 220236448]

約数ペア:

[(1, 220236448), (2, 110118224), (4, 55059112), (8, 27529556), (16, 13764778), (19, 11591392), (32, 6882389), (38, 5795696), (76, 2897848), (152, 1448924), (304, 724462), (359, 613472), (608, 362231), (718, 306736), (1009, 218272), (1436, 153368), (2018, 109136), (2872, 76684), (4036, 54568), (5744, 38342), (6821, 32288), (8072, 27284), (11488, 19171), (13642, 16144)]