198157040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{33931}}^1$

素因数の和:34017

約数の個数: 40

約数和(自身を含む): 467040048

約数和(自身を除く): 268883008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 33931, 67862, 135724, 169655, 271448, 339310, 542896, 678620, 1357240, 2476963, 2714480, 4953926, 9907852, 12384815, 19815704, 24769630, 39631408, 49539260, 99078520, 198157040]

約数ペア:

[(1, 198157040), (2, 99078520), (4, 49539260), (5, 39631408), (8, 24769630), (10, 19815704), (16, 12384815), (20, 9907852), (40, 4953926), (73, 2714480), (80, 2476963), (146, 1357240), (292, 678620), (365, 542896), (584, 339310), (730, 271448), (1168, 169655), (1460, 135724), (2920, 67862), (5840, 33931)]