164003420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68909}}^1$

素因数の和:68942

約数の個数: 48

約数和(自身を含む): 416767680

約数和(自身を除く): 252764260

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, 68909, 137818, 275636, 344545, 482363, 689090, 964726, 1171453, 1378180, 1929452, 2342906, 2411815, 4685812, 4823630, 5857265, 8200171, 9647260, 11714530, 16400342, 23429060, 32800684, 41000855, 82001710, 164003420]

約数ペア:

[(1, 164003420), (2, 82001710), (4, 41000855), (5, 32800684), (7, 23429060), (10, 16400342), (14, 11714530), (17, 9647260), (20, 8200171), (28, 5857265), (34, 4823630), (35, 4685812), (68, 2411815), (70, 2342906), (85, 1929452), (119, 1378180), (140, 1171453), (170, 964726), (238, 689090), (340, 482363), (476, 344545), (595, 275636), (1190, 137818), (2380, 68909)]