20031570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 57974400

約数和(自身を除く): 37942830

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 169, 195, 234, 270, 338, 351, 390, 439, 507, 585, 702, 845, 878, 1014, 1170, 1317, 1521, 1690, 1755, 2195, 2535, 2634, 3042, 3510, 3951, 4390, 4563, 5070, 5707, 6585, 7605, 7902, 9126, 11414, 11853, 13170, 15210, 17121, 19755, 22815, 23706, 28535, 34242, 39510, 45630, 51363, 57070, 59265, 74191, 85605, 102726, 118530, 148382, 154089, 171210, 222573, 256815, 308178, 370955, 445146, 513630, 667719, 741910, 770445, 1112865, 1335438, 1540890, 2003157, 2225730, 3338595, 4006314, 6677190, 10015785, 20031570]

約数ペア:

[(1, 20031570), (2, 10015785), (3, 6677190), (5, 4006314), (6, 3338595), (9, 2225730), (10, 2003157), (13, 1540890), (15, 1335438), (18, 1112865), (26, 770445), (27, 741910), (30, 667719), (39, 513630), (45, 445146), (54, 370955), (65, 308178), (78, 256815), (90, 222573), (117, 171210), (130, 154089), (135, 148382), (169, 118530), (195, 102726), (234, 85605), (270, 74191), (338, 59265), (351, 57070), (390, 51363), (439, 45630), (507, 39510), (585, 34242), (702, 28535), (845, 23706), (878, 22815), (1014, 19755), (1170, 17121), (1317, 15210), (1521, 13170), (1690, 11853), (1755, 11414), (2195, 9126), (2535, 7902), (2634, 7605), (3042, 6585), (3510, 5707), (3951, 5070), (4390, 4563)]