15662440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 38568960

約数和(自身を除く): 22906520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 743, 1054, 1240, 1486, 2108, 2635, 2972, 3715, 4216, 5270, 5944, 7430, 10540, 12631, 14860, 21080, 23033, 25262, 29720, 46066, 50524, 63155, 92132, 101048, 115165, 126310, 184264, 230330, 252620, 391561, 460660, 505240, 783122, 921320, 1566244, 1957805, 3132488, 3915610, 7831220, 15662440]

約数ペア:

[(1, 15662440), (2, 7831220), (4, 3915610), (5, 3132488), (8, 1957805), (10, 1566244), (17, 921320), (20, 783122), (31, 505240), (34, 460660), (40, 391561), (62, 252620), (68, 230330), (85, 184264), (124, 126310), (136, 115165), (155, 101048), (170, 92132), (248, 63155), (310, 50524), (340, 46066), (527, 29720), (620, 25262), (680, 23033), (743, 21080), (1054, 14860), (1240, 12631), (1486, 10540), (2108, 7430), (2635, 5944), (2972, 5270), (3715, 4216)]