3856240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 80

約数和(自身を含む): 9820800

約数和(自身を除く): 5964560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 59, 76, 80, 86, 95, 118, 152, 172, 190, 215, 236, 295, 304, 344, 380, 430, 472, 590, 688, 760, 817, 860, 944, 1121, 1180, 1520, 1634, 1720, 2242, 2360, 2537, 3268, 3440, 4085, 4484, 4720, 5074, 5605, 6536, 8170, 8968, 10148, 11210, 12685, 13072, 16340, 17936, 20296, 22420, 25370, 32680, 40592, 44840, 48203, 50740, 65360, 89680, 96406, 101480, 192812, 202960, 241015, 385624, 482030, 771248, 964060, 1928120, 3856240]

約数ペア:

[(1, 3856240), (2, 1928120), (4, 964060), (5, 771248), (8, 482030), (10, 385624), (16, 241015), (19, 202960), (20, 192812), (38, 101480), (40, 96406), (43, 89680), (59, 65360), (76, 50740), (80, 48203), (86, 44840), (95, 40592), (118, 32680), (152, 25370), (172, 22420), (190, 20296), (215, 17936), (236, 16340), (295, 13072), (304, 12685), (344, 11210), (380, 10148), (430, 8968), (472, 8170), (590, 6536), (688, 5605), (760, 5074), (817, 4720), (860, 4484), (944, 4085), (1121, 3440), (1180, 3268), (1520, 2537), (1634, 2360), (1720, 2242)]