20257057370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{264211}}^1$

素因数の和:264287

約数の個数: 64

約数和(自身を含む): 43144762752

約数和(自身を除く): 22887705382

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 41, 55, 82, 85, 110, 170, 187, 205, 374, 410, 451, 697, 902, 935, 1394, 1870, 2255, 3485, 4510, 6970, 7667, 15334, 38335, 76670, 264211, 528422, 1321055, 2642110, 2906321, 4491587, 5812642, 8983174, 10832651, 14531605, 21665302, 22457935, 29063210, 44915870, 49407457, 54163255, 98814914, 108326510, 119159161, 184155067, 238318322, 247037285, 368310134, 494074570, 595795805, 920775335, 1191591610, 1841550670, 2025705737, 4051411474, 10128528685, 20257057370]

約数ペア:

[(1, 20257057370), (2, 10128528685), (5, 4051411474), (10, 2025705737), (11, 1841550670), (17, 1191591610), (22, 920775335), (34, 595795805), (41, 494074570), (55, 368310134), (82, 247037285), (85, 238318322), (110, 184155067), (170, 119159161), (187, 108326510), (205, 98814914), (374, 54163255), (410, 49407457), (451, 44915870), (697, 29063210), (902, 22457935), (935, 21665302), (1394, 14531605), (1870, 10832651), (2255, 8983174), (3485, 5812642), (4510, 4491587), (6970, 2906321), (7667, 2642110), (15334, 1321055), (38335, 528422), (76670, 264211)]