1840930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 72

約数和(自身を含む): 4409748

約数和(自身を除く): 2568818

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 49, 65, 70, 85, 91, 98, 119, 130, 170, 182, 221, 238, 245, 289, 442, 455, 490, 578, 595, 637, 833, 910, 1105, 1190, 1274, 1445, 1547, 1666, 2023, 2210, 2890, 3094, 3185, 3757, 4046, 4165, 6370, 7514, 7735, 8330, 10115, 10829, 14161, 15470, 18785, 20230, 21658, 26299, 28322, 37570, 52598, 54145, 70805, 108290, 131495, 141610, 184093, 262990, 368186, 920465, 1840930]

約数ペア:

[(1, 1840930), (2, 920465), (5, 368186), (7, 262990), (10, 184093), (13, 141610), (14, 131495), (17, 108290), (26, 70805), (34, 54145), (35, 52598), (49, 37570), (65, 28322), (70, 26299), (85, 21658), (91, 20230), (98, 18785), (119, 15470), (130, 14161), (170, 10829), (182, 10115), (221, 8330), (238, 7735), (245, 7514), (289, 6370), (442, 4165), (455, 4046), (490, 3757), (578, 3185), (595, 3094), (637, 2890), (833, 2210), (910, 2023), (1105, 1666), (1190, 1547), (1274, 1445)]