42004690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1547

約数の個数: 64

約数和(自身を含む): 96122880

約数和(自身を除く): 54118190

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 1489, 2015, 2170, 2821, 2978, 4030, 5642, 7445, 10423, 14105, 14890, 19357, 20846, 28210, 38714, 46159, 52115, 92318, 96785, 104230, 135499, 193570, 230795, 270998, 323113, 461590, 600067, 646226, 677495, 1200134, 1354990, 1615565, 3000335, 3231130, 4200469, 6000670, 8400938, 21002345, 42004690]

約数ペア:

[(1, 42004690), (2, 21002345), (5, 8400938), (7, 6000670), (10, 4200469), (13, 3231130), (14, 3000335), (26, 1615565), (31, 1354990), (35, 1200134), (62, 677495), (65, 646226), (70, 600067), (91, 461590), (130, 323113), (155, 270998), (182, 230795), (217, 193570), (310, 135499), (403, 104230), (434, 96785), (455, 92318), (806, 52115), (910, 46159), (1085, 38714), (1489, 28210), (2015, 20846), (2170, 19357), (2821, 14890), (2978, 14105), (4030, 10423), (5642, 7445)]