2009551040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21881}}^1$

素因数の和:21946

約数の個数: 112

約数和(自身を含む): 5602492224

約数和(自身を除く): 3592941184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 656, 820, 1120, 1148, 1312, 1435, 1640, 2240, 2296, 2624, 2870, 3280, 4592, 5740, 6560, 9184, 11480, 13120, 18368, 21881, 22960, 43762, 45920, 87524, 91840, 109405, 153167, 175048, 218810, 306334, 350096, 437620, 612668, 700192, 765835, 875240, 897121, 1225336, 1400384, 1531670, 1750480, 1794242, 2450672, 3063340, 3500960, 3588484, 4485605, 4901344, 6126680, 6279847, 7001920, 7176968, 8971210, 9802688, 12253360, 12559694, 14353936, 17942420, 24506720, 25119388, 28707872, 31399235, 35884840, 49013440, 50238776, 57415744, 62798470, 71769680, 100477552, 125596940, 143539360, 200955104, 251193880, 287078720, 401910208, 502387760, 1004775520, 2009551040]

約数ペア:

[(1, 2009551040), (2, 1004775520), (4, 502387760), (5, 401910208), (7, 287078720), (8, 251193880), (10, 200955104), (14, 143539360), (16, 125596940), (20, 100477552), (28, 71769680), (32, 62798470), (35, 57415744), (40, 50238776), (41, 49013440), (56, 35884840), (64, 31399235), (70, 28707872), (80, 25119388), (82, 24506720), (112, 17942420), (140, 14353936), (160, 12559694), (164, 12253360), (205, 9802688), (224, 8971210), (280, 7176968), (287, 7001920), (320, 6279847), (328, 6126680), (410, 4901344), (448, 4485605), (560, 3588484), (574, 3500960), (656, 3063340), (820, 2450672), (1120, 1794242), (1148, 1750480), (1312, 1531670), (1435, 1400384), (1640, 1225336), (2240, 897121), (2296, 875240), (2624, 765835), (2870, 700192), (3280, 612668), (4592, 437620), (5740, 350096), (6560, 306334), (9184, 218810), (11480, 175048), (13120, 153167), (18368, 109405), (21881, 91840), (22960, 87524), (43762, 45920)]