2019388040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^2$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 4838667840

約数和(自身を除く): 2819279800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 181, 184, 230, 268, 335, 362, 460, 536, 670, 724, 905, 920, 1340, 1448, 1541, 1810, 2680, 3082, 3620, 4163, 6164, 7240, 7705, 8326, 12127, 12328, 15410, 16652, 20815, 24254, 30820, 32761, 33304, 41630, 48508, 60635, 61640, 65522, 83260, 97016, 121270, 131044, 163805, 166520, 242540, 262088, 278921, 327610, 485080, 557842, 655220, 753503, 1115684, 1310440, 1394605, 1507006, 2194987, 2231368, 2789210, 3014012, 3767515, 4389974, 5578420, 6028024, 7535030, 8779948, 10974935, 11156840, 15070060, 17559896, 21949870, 30140120, 43899740, 50484701, 87799480, 100969402, 201938804, 252423505, 403877608, 504847010, 1009694020, 2019388040]

約数ペア:

[(1, 2019388040), (2, 1009694020), (4, 504847010), (5, 403877608), (8, 252423505), (10, 201938804), (20, 100969402), (23, 87799480), (40, 50484701), (46, 43899740), (67, 30140120), (92, 21949870), (115, 17559896), (134, 15070060), (181, 11156840), (184, 10974935), (230, 8779948), (268, 7535030), (335, 6028024), (362, 5578420), (460, 4389974), (536, 3767515), (670, 3014012), (724, 2789210), (905, 2231368), (920, 2194987), (1340, 1507006), (1448, 1394605), (1541, 1310440), (1810, 1115684), (2680, 753503), (3082, 655220), (3620, 557842), (4163, 485080), (6164, 327610), (7240, 278921), (7705, 262088), (8326, 242540), (12127, 166520), (12328, 163805), (15410, 131044), (16652, 121270), (20815, 97016), (24254, 83260), (30820, 65522), (32761, 61640), (33304, 60635), (41630, 48508)]