215923790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^2$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 417409200

約数和(自身を除く): 201485410

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 113, 178, 190, 226, 445, 565, 890, 1130, 1691, 2147, 3382, 4294, 8455, 10057, 10735, 12769, 16910, 20114, 21470, 25538, 50285, 63845, 100570, 127690, 191083, 242611, 382166, 485222, 955415, 1136441, 1213055, 1910830, 2272882, 2426110, 5682205, 11364410, 21592379, 43184758, 107961895, 215923790]

約数ペア:

[(1, 215923790), (2, 107961895), (5, 43184758), (10, 21592379), (19, 11364410), (38, 5682205), (89, 2426110), (95, 2272882), (113, 1910830), (178, 1213055), (190, 1136441), (226, 955415), (445, 485222), (565, 382166), (890, 242611), (1130, 191083), (1691, 127690), (2147, 100570), (3382, 63845), (4294, 50285), (8455, 25538), (10057, 21470), (10735, 20114), (12769, 16910)]