28796520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7741}}^1$

素因数の和:7786

約数の個数: 64

約数和(自身を含む): 89187840

約数和(自身を除く): 60391320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 7741, 15482, 23223, 30964, 38705, 46446, 61928, 77410, 92892, 116115, 154820, 185784, 232230, 239971, 309640, 464460, 479942, 719913, 928920, 959884, 1199855, 1439826, 1919768, 2399710, 2879652, 3599565, 4799420, 5759304, 7199130, 9598840, 14398260, 28796520]

約数ペア:

[(1, 28796520), (2, 14398260), (3, 9598840), (4, 7199130), (5, 5759304), (6, 4799420), (8, 3599565), (10, 2879652), (12, 2399710), (15, 1919768), (20, 1439826), (24, 1199855), (30, 959884), (31, 928920), (40, 719913), (60, 479942), (62, 464460), (93, 309640), (120, 239971), (124, 232230), (155, 185784), (186, 154820), (248, 116115), (310, 92892), (372, 77410), (465, 61928), (620, 46446), (744, 38705), (930, 30964), (1240, 23223), (1860, 15482), (3720, 7741)]