38854240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12781}}^1$

素因数の和:12815

約数の個数: 48

約数和(自身を含む): 96631920

約数和(自身を除く): 57777680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 12781, 25562, 51124, 63905, 102248, 127810, 204496, 242839, 255620, 408992, 485678, 511240, 971356, 1022480, 1214195, 1942712, 2044960, 2428390, 3885424, 4856780, 7770848, 9713560, 19427120, 38854240]

約数ペア:

[(1, 38854240), (2, 19427120), (4, 9713560), (5, 7770848), (8, 4856780), (10, 3885424), (16, 2428390), (19, 2044960), (20, 1942712), (32, 1214195), (38, 1022480), (40, 971356), (76, 511240), (80, 485678), (95, 408992), (152, 255620), (160, 242839), (190, 204496), (304, 127810), (380, 102248), (608, 63905), (760, 51124), (1520, 25562), (3040, 12781)]