54294020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 135475200

約数和(自身を除く): 81181180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 38, 44, 55, 62, 76, 95, 110, 124, 155, 190, 209, 220, 310, 341, 380, 418, 419, 589, 620, 682, 836, 838, 1045, 1178, 1364, 1676, 1705, 2090, 2095, 2356, 2945, 3410, 4180, 4190, 4609, 5890, 6479, 6820, 7961, 8380, 9218, 11780, 12958, 12989, 15922, 18436, 23045, 25916, 25978, 31844, 32395, 39805, 46090, 51956, 64790, 64945, 79610, 87571, 92180, 129580, 129890, 142879, 159220, 175142, 246791, 259780, 285758, 350284, 437855, 493582, 571516, 714395, 875710, 987164, 1233955, 1428790, 1751420, 2467910, 2714701, 2857580, 4935820, 5429402, 10858804, 13573505, 27147010, 54294020]

約数ペア:

[(1, 54294020), (2, 27147010), (4, 13573505), (5, 10858804), (10, 5429402), (11, 4935820), (19, 2857580), (20, 2714701), (22, 2467910), (31, 1751420), (38, 1428790), (44, 1233955), (55, 987164), (62, 875710), (76, 714395), (95, 571516), (110, 493582), (124, 437855), (155, 350284), (190, 285758), (209, 259780), (220, 246791), (310, 175142), (341, 159220), (380, 142879), (418, 129890), (419, 129580), (589, 92180), (620, 87571), (682, 79610), (836, 64945), (838, 64790), (1045, 51956), (1178, 46090), (1364, 39805), (1676, 32395), (1705, 31844), (2090, 25978), (2095, 25916), (2356, 23045), (2945, 18436), (3410, 15922), (4180, 12989), (4190, 12958), (4609, 11780), (5890, 9218), (6479, 8380), (6820, 7961)]