42055840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 104993280

約数和(自身を除く): 62937440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 80, 122, 124, 139, 155, 160, 244, 248, 278, 305, 310, 488, 496, 556, 610, 620, 695, 976, 992, 1112, 1220, 1240, 1390, 1891, 1952, 2224, 2440, 2480, 2780, 3782, 4309, 4448, 4880, 4960, 5560, 7564, 8479, 8618, 9455, 9760, 11120, 15128, 16958, 17236, 18910, 21545, 22240, 30256, 33916, 34472, 37820, 42395, 43090, 60512, 67832, 68944, 75640, 84790, 86180, 135664, 137888, 151280, 169580, 172360, 262849, 271328, 302560, 339160, 344720, 525698, 678320, 689440, 1051396, 1314245, 1356640, 2102792, 2628490, 4205584, 5256980, 8411168, 10513960, 21027920, 42055840]

約数ペア:

[(1, 42055840), (2, 21027920), (4, 10513960), (5, 8411168), (8, 5256980), (10, 4205584), (16, 2628490), (20, 2102792), (31, 1356640), (32, 1314245), (40, 1051396), (61, 689440), (62, 678320), (80, 525698), (122, 344720), (124, 339160), (139, 302560), (155, 271328), (160, 262849), (244, 172360), (248, 169580), (278, 151280), (305, 137888), (310, 135664), (488, 86180), (496, 84790), (556, 75640), (610, 68944), (620, 67832), (695, 60512), (976, 43090), (992, 42395), (1112, 37820), (1220, 34472), (1240, 33916), (1390, 30256), (1891, 22240), (1952, 21545), (2224, 18910), (2440, 17236), (2480, 16958), (2780, 15128), (3782, 11120), (4309, 9760), (4448, 9455), (4880, 8618), (4960, 8479), (5560, 7564)]