2053889488

素因数分解:

$2^4\times 7^3\times {\mathrm{271}}^1\times {\mathrm{1381}}^1$

素因数の和:1681

約数の個数: 80

約数和(自身を含む): 4661209600

約数和(自身を除く): 2607320112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 271, 343, 392, 542, 686, 784, 1084, 1372, 1381, 1897, 2168, 2744, 2762, 3794, 4336, 5488, 5524, 7588, 9667, 11048, 13279, 15176, 19334, 22096, 26558, 30352, 38668, 53116, 67669, 77336, 92953, 106232, 135338, 154672, 185906, 212464, 270676, 371812, 374251, 473683, 541352, 743624, 748502, 947366, 1082704, 1487248, 1497004, 1894732, 2619757, 2994008, 3789464, 5239514, 5988016, 7578928, 10479028, 18338299, 20958056, 36676598, 41916112, 73353196, 128368093, 146706392, 256736186, 293412784, 513472372, 1026944744, 2053889488]

約数ペア:

[(1, 2053889488), (2, 1026944744), (4, 513472372), (7, 293412784), (8, 256736186), (14, 146706392), (16, 128368093), (28, 73353196), (49, 41916112), (56, 36676598), (98, 20958056), (112, 18338299), (196, 10479028), (271, 7578928), (343, 5988016), (392, 5239514), (542, 3789464), (686, 2994008), (784, 2619757), (1084, 1894732), (1372, 1497004), (1381, 1487248), (1897, 1082704), (2168, 947366), (2744, 748502), (2762, 743624), (3794, 541352), (4336, 473683), (5488, 374251), (5524, 371812), (7588, 270676), (9667, 212464), (11048, 185906), (13279, 154672), (15176, 135338), (19334, 106232), (22096, 92953), (26558, 77336), (30352, 67669), (38668, 53116)]