4879420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 12870144

約数和(自身を除く): 7990724

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 383, 455, 490, 637, 766, 910, 980, 1274, 1532, 1820, 1915, 2548, 2681, 3185, 3830, 4979, 5362, 6370, 7660, 9958, 10724, 12740, 13405, 18767, 19916, 24895, 26810, 34853, 37534, 49790, 53620, 69706, 75068, 93835, 99580, 139412, 174265, 187670, 243971, 348530, 375340, 487942, 697060, 975884, 1219855, 2439710, 4879420]

約数ペア:

[(1, 4879420), (2, 2439710), (4, 1219855), (5, 975884), (7, 697060), (10, 487942), (13, 375340), (14, 348530), (20, 243971), (26, 187670), (28, 174265), (35, 139412), (49, 99580), (52, 93835), (65, 75068), (70, 69706), (91, 53620), (98, 49790), (130, 37534), (140, 34853), (182, 26810), (196, 24895), (245, 19916), (260, 18767), (364, 13405), (383, 12740), (455, 10724), (490, 9958), (637, 7660), (766, 6370), (910, 5362), (980, 4979), (1274, 3830), (1532, 3185), (1820, 2681), (1915, 2548)]