2011990890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{736993}}^1$

素因数の和:737023

約数の個数: 64

約数和(自身を含む): 5943119616

約数和(自身を除く): 3931128726

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 736993, 1473986, 2210979, 3684965, 4421958, 5158951, 7369930, 9580909, 10317902, 11054895, 15476853, 19161818, 22109790, 25794755, 28742727, 30953706, 47904545, 51589510, 57485454, 67066363, 77384265, 95809090, 134132726, 143713635, 154768530, 201199089, 287427270, 335331815, 402398178, 670663630, 1005995445, 2011990890]

約数ペア:

[(1, 2011990890), (2, 1005995445), (3, 670663630), (5, 402398178), (6, 335331815), (7, 287427270), (10, 201199089), (13, 154768530), (14, 143713635), (15, 134132726), (21, 95809090), (26, 77384265), (30, 67066363), (35, 57485454), (39, 51589510), (42, 47904545), (65, 30953706), (70, 28742727), (78, 25794755), (91, 22109790), (105, 19161818), (130, 15476853), (182, 11054895), (195, 10317902), (210, 9580909), (273, 7369930), (390, 5158951), (455, 4421958), (546, 3684965), (910, 2210979), (1365, 1473986), (2730, 736993)]