2013109840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{87679}}^1$

素因数の和:87740

約数の個数: 80

約数和(自身を含む): 5479649280

約数和(自身を除く): 3466539440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 22960, 87679, 175358, 350716, 438395, 613753, 701432, 876790, 1227506, 1402864, 1753580, 2455012, 3068765, 3507160, 3594839, 4910024, 6137530, 7014320, 7189678, 9820048, 12275060, 14379356, 17974195, 24550120, 25163873, 28758712, 35948390, 49100240, 50327746, 57517424, 71896780, 100655492, 125819365, 143793560, 201310984, 251638730, 287587120, 402621968, 503277460, 1006554920, 2013109840]

約数ペア:

[(1, 2013109840), (2, 1006554920), (4, 503277460), (5, 402621968), (7, 287587120), (8, 251638730), (10, 201310984), (14, 143793560), (16, 125819365), (20, 100655492), (28, 71896780), (35, 57517424), (40, 50327746), (41, 49100240), (56, 35948390), (70, 28758712), (80, 25163873), (82, 24550120), (112, 17974195), (140, 14379356), (164, 12275060), (205, 9820048), (280, 7189678), (287, 7014320), (328, 6137530), (410, 4910024), (560, 3594839), (574, 3507160), (656, 3068765), (820, 2455012), (1148, 1753580), (1435, 1402864), (1640, 1227506), (2296, 876790), (2870, 701432), (3280, 613753), (4592, 438395), (5740, 350716), (11480, 175358), (22960, 87679)]