17640240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2418

約数の個数: 80

約数和(自身を含む): 56472576

約数和(自身を除く): 38832336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2371, 2480, 3720, 4742, 7113, 7440, 9484, 11855, 14226, 18968, 23710, 28452, 35565, 37936, 47420, 56904, 71130, 73501, 94840, 113808, 142260, 147002, 189680, 220503, 284520, 294004, 367505, 441006, 569040, 588008, 735010, 882012, 1102515, 1176016, 1470020, 1764024, 2205030, 2940040, 3528048, 4410060, 5880080, 8820120, 17640240]

約数ペア:

[(1, 17640240), (2, 8820120), (3, 5880080), (4, 4410060), (5, 3528048), (6, 2940040), (8, 2205030), (10, 1764024), (12, 1470020), (15, 1176016), (16, 1102515), (20, 882012), (24, 735010), (30, 588008), (31, 569040), (40, 441006), (48, 367505), (60, 294004), (62, 284520), (80, 220503), (93, 189680), (120, 147002), (124, 142260), (155, 113808), (186, 94840), (240, 73501), (248, 71130), (310, 56904), (372, 47420), (465, 37936), (496, 35565), (620, 28452), (744, 23710), (930, 18968), (1240, 14226), (1488, 11855), (1860, 9484), (2371, 7440), (2480, 7113), (3720, 4742)]