20107756960

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{34919}}^1$

素因数の和:35054

約数の個数: 96

約数和(自身を含む): 49103107200

約数和(自身を除く): 28995350240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 61, 80, 118, 122, 160, 236, 244, 295, 305, 472, 488, 590, 610, 944, 976, 1180, 1220, 1888, 1952, 2360, 2440, 3599, 4720, 4880, 7198, 9440, 9760, 14396, 17995, 28792, 34919, 35990, 57584, 69838, 71980, 115168, 139676, 143960, 174595, 279352, 287920, 349190, 558704, 575840, 698380, 1117408, 1396760, 2060221, 2130059, 2793520, 4120442, 4260118, 5587040, 8240884, 8520236, 10301105, 10650295, 16481768, 17040472, 20602210, 21300590, 32963536, 34080944, 41204420, 42601180, 65927072, 68161888, 82408840, 85202360, 125673481, 164817680, 170404720, 251346962, 329635360, 340809440, 502693924, 628367405, 1005387848, 1256734810, 2010775696, 2513469620, 4021551392, 5026939240, 10053878480, 20107756960]

約数ペア:

[(1, 20107756960), (2, 10053878480), (4, 5026939240), (5, 4021551392), (8, 2513469620), (10, 2010775696), (16, 1256734810), (20, 1005387848), (32, 628367405), (40, 502693924), (59, 340809440), (61, 329635360), (80, 251346962), (118, 170404720), (122, 164817680), (160, 125673481), (236, 85202360), (244, 82408840), (295, 68161888), (305, 65927072), (472, 42601180), (488, 41204420), (590, 34080944), (610, 32963536), (944, 21300590), (976, 20602210), (1180, 17040472), (1220, 16481768), (1888, 10650295), (1952, 10301105), (2360, 8520236), (2440, 8240884), (3599, 5587040), (4720, 4260118), (4880, 4120442), (7198, 2793520), (9440, 2130059), (9760, 2060221), (14396, 1396760), (17995, 1117408), (28792, 698380), (34919, 575840), (35990, 558704), (57584, 349190), (69838, 287920), (71980, 279352), (115168, 174595), (139676, 143960)]