4278680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 11696400

約数和(自身を除く): 7417720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 59, 70, 74, 98, 118, 140, 148, 185, 196, 236, 245, 259, 280, 295, 296, 370, 392, 413, 472, 490, 518, 590, 740, 826, 980, 1036, 1180, 1295, 1480, 1652, 1813, 1960, 2065, 2072, 2183, 2360, 2590, 2891, 3304, 3626, 4130, 4366, 5180, 5782, 7252, 8260, 8732, 9065, 10360, 10915, 11564, 14455, 14504, 15281, 16520, 17464, 18130, 21830, 23128, 28910, 30562, 36260, 43660, 57820, 61124, 72520, 76405, 87320, 106967, 115640, 122248, 152810, 213934, 305620, 427868, 534835, 611240, 855736, 1069670, 2139340, 4278680]

約数ペア:

[(1, 4278680), (2, 2139340), (4, 1069670), (5, 855736), (7, 611240), (8, 534835), (10, 427868), (14, 305620), (20, 213934), (28, 152810), (35, 122248), (37, 115640), (40, 106967), (49, 87320), (56, 76405), (59, 72520), (70, 61124), (74, 57820), (98, 43660), (118, 36260), (140, 30562), (148, 28910), (185, 23128), (196, 21830), (236, 18130), (245, 17464), (259, 16520), (280, 15281), (295, 14504), (296, 14455), (370, 11564), (392, 10915), (413, 10360), (472, 9065), (490, 8732), (518, 8260), (590, 7252), (740, 5782), (826, 5180), (980, 4366), (1036, 4130), (1180, 3626), (1295, 3304), (1480, 2891), (1652, 2590), (1813, 2360), (1960, 2183), (2065, 2072)]