18130240

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1069}}^1$

素因数の和:1139

約数の個数: 56

約数和(自身を含む): 44028360

約数和(自身を除く): 25898120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1069, 1696, 2120, 2138, 3392, 4240, 4276, 5345, 8480, 8552, 10690, 16960, 17104, 21380, 34208, 42760, 56657, 68416, 85520, 113314, 171040, 226628, 283285, 342080, 453256, 566570, 906512, 1133140, 1813024, 2266280, 3626048, 4532560, 9065120, 18130240]

約数ペア:

[(1, 18130240), (2, 9065120), (4, 4532560), (5, 3626048), (8, 2266280), (10, 1813024), (16, 1133140), (20, 906512), (32, 566570), (40, 453256), (53, 342080), (64, 283285), (80, 226628), (106, 171040), (160, 113314), (212, 85520), (265, 68416), (320, 56657), (424, 42760), (530, 34208), (848, 21380), (1060, 17104), (1069, 16960), (1696, 10690), (2120, 8552), (2138, 8480), (3392, 5345), (4240, 4276)]