385034020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{161779}}^1$

素因数の和:161812

約数の個数: 48

約数和(自身を含む): 978445440

約数和(自身を除く): 593411420

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, 161779, 323558, 647116, 808895, 1132453, 1617790, 2264906, 2750243, 3235580, 4529812, 5500486, 5662265, 11000972, 11324530, 13751215, 19251701, 22649060, 27502430, 38503402, 55004860, 77006804, 96258505, 192517010, 385034020]

約数ペア:

[(1, 385034020), (2, 192517010), (4, 96258505), (5, 77006804), (7, 55004860), (10, 38503402), (14, 27502430), (17, 22649060), (20, 19251701), (28, 13751215), (34, 11324530), (35, 11000972), (68, 5662265), (70, 5500486), (85, 4529812), (119, 3235580), (140, 2750243), (170, 2264906), (238, 1617790), (340, 1132453), (476, 808895), (595, 647116), (1190, 323558), (2380, 161779)]