2012080020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{19973}}^1$

素因数の和:20081

約数の個数: 96

約数和(自身を含む): 5959602432

約数和(自身を除く): 3947522412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 73, 92, 115, 138, 146, 219, 230, 276, 292, 345, 365, 438, 460, 690, 730, 876, 1095, 1380, 1460, 1679, 2190, 3358, 4380, 5037, 6716, 8395, 10074, 16790, 19973, 20148, 25185, 33580, 39946, 50370, 59919, 79892, 99865, 100740, 119838, 199730, 239676, 299595, 399460, 459379, 599190, 918758, 1198380, 1378137, 1458029, 1837516, 2296895, 2756274, 2916058, 4374087, 4593790, 5512548, 5832116, 6890685, 7290145, 8748174, 9187580, 13781370, 14580290, 17496348, 21870435, 27562740, 29160580, 33534667, 43740870, 67069334, 87481740, 100604001, 134138668, 167673335, 201208002, 335346670, 402416004, 503020005, 670693340, 1006040010, 2012080020]

約数ペア:

[(1, 2012080020), (2, 1006040010), (3, 670693340), (4, 503020005), (5, 402416004), (6, 335346670), (10, 201208002), (12, 167673335), (15, 134138668), (20, 100604001), (23, 87481740), (30, 67069334), (46, 43740870), (60, 33534667), (69, 29160580), (73, 27562740), (92, 21870435), (115, 17496348), (138, 14580290), (146, 13781370), (219, 9187580), (230, 8748174), (276, 7290145), (292, 6890685), (345, 5832116), (365, 5512548), (438, 4593790), (460, 4374087), (690, 2916058), (730, 2756274), (876, 2296895), (1095, 1837516), (1380, 1458029), (1460, 1378137), (1679, 1198380), (2190, 918758), (3358, 599190), (4380, 459379), (5037, 399460), (6716, 299595), (8395, 239676), (10074, 199730), (16790, 119838), (19973, 100740), (20148, 99865), (25185, 79892), (33580, 59919), (39946, 50370)]