18323620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7699}}^1$

素因数の和:7732

約数の個数: 48

約数和(自身を含む): 46569600

約数和(自身を除く): 28245980

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, 7699, 15398, 30796, 38495, 53893, 76990, 107786, 130883, 153980, 215572, 261766, 269465, 523532, 538930, 654415, 916181, 1077860, 1308830, 1832362, 2617660, 3664724, 4580905, 9161810, 18323620]

約数ペア:

[(1, 18323620), (2, 9161810), (4, 4580905), (5, 3664724), (7, 2617660), (10, 1832362), (14, 1308830), (17, 1077860), (20, 916181), (28, 654415), (34, 538930), (35, 523532), (68, 269465), (70, 261766), (85, 215572), (119, 153980), (140, 130883), (170, 107786), (238, 76990), (340, 53893), (476, 38495), (595, 30796), (1190, 15398), (2380, 7699)]