19594540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8233}}^1$

素因数の和:8266

約数の個数: 48

約数和(自身を含む): 49799232

約数和(自身を除く): 30204692

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8233, 16466, 32932, 41165, 57631, 82330, 115262, 139961, 164660, 230524, 279922, 288155, 559844, 576310, 699805, 979727, 1152620, 1399610, 1959454, 2799220, 3918908, 4898635, 9797270, 19594540]

約数ペア:

[(1, 19594540), (2, 9797270), (4, 4898635), (5, 3918908), (7, 2799220), (10, 1959454), (14, 1399610), (17, 1152620), (20, 979727), (28, 699805), (34, 576310), (35, 559844), (68, 288155), (70, 279922), (85, 230524), (119, 164660), (140, 139961), (170, 115262), (238, 82330), (340, 57631), (476, 41165), (595, 32932), (1190, 16466), (2380, 8233)]