20087137000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19259}}^1$

素因数の和:19436

約数の個数: 128

約数和(自身を含む): 54082080000

約数和(自身を除く): 33994943000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 149, 175, 200, 250, 280, 298, 350, 500, 596, 700, 745, 875, 1000, 1043, 1192, 1400, 1490, 1750, 2086, 2980, 3500, 3725, 4172, 5215, 5960, 7000, 7450, 8344, 10430, 14900, 18625, 19259, 20860, 26075, 29800, 37250, 38518, 41720, 52150, 74500, 77036, 96295, 104300, 130375, 134813, 149000, 154072, 192590, 208600, 260750, 269626, 385180, 481475, 521500, 539252, 674065, 770360, 962950, 1043000, 1078504, 1348130, 1925900, 2407375, 2696260, 2869591, 3370325, 3851800, 4814750, 5392520, 5739182, 6740650, 9629500, 11478364, 13481300, 14347955, 16851625, 19259000, 20087137, 22956728, 26962600, 28695910, 33703250, 40174274, 57391820, 67406500, 71739775, 80348548, 100435685, 114783640, 134813000, 143479550, 160697096, 200871370, 286959100, 358698875, 401742740, 502178425, 573918200, 717397750, 803485480, 1004356850, 1434795500, 2008713700, 2510892125, 2869591000, 4017427400, 5021784250, 10043568500, 20087137000]

約数ペア:

[(1, 20087137000), (2, 10043568500), (4, 5021784250), (5, 4017427400), (7, 2869591000), (8, 2510892125), (10, 2008713700), (14, 1434795500), (20, 1004356850), (25, 803485480), (28, 717397750), (35, 573918200), (40, 502178425), (50, 401742740), (56, 358698875), (70, 286959100), (100, 200871370), (125, 160697096), (140, 143479550), (149, 134813000), (175, 114783640), (200, 100435685), (250, 80348548), (280, 71739775), (298, 67406500), (350, 57391820), (500, 40174274), (596, 33703250), (700, 28695910), (745, 26962600), (875, 22956728), (1000, 20087137), (1043, 19259000), (1192, 16851625), (1400, 14347955), (1490, 13481300), (1750, 11478364), (2086, 9629500), (2980, 6740650), (3500, 5739182), (3725, 5392520), (4172, 4814750), (5215, 3851800), (5960, 3370325), (7000, 2869591), (7450, 2696260), (8344, 2407375), (10430, 1925900), (14900, 1348130), (18625, 1078504), (19259, 1043000), (20860, 962950), (26075, 770360), (29800, 674065), (37250, 539252), (38518, 521500), (41720, 481475), (52150, 385180), (74500, 269626), (77036, 260750), (96295, 208600), (104300, 192590), (130375, 154072), (134813, 149000)]