2539481840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{5101}}^1$

素因数の和:5255

約数の個数: 120

約数和(自身を含む): 6923699712

約数和(自身を除く): 4384217872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 127, 140, 196, 245, 254, 280, 392, 490, 508, 560, 635, 784, 889, 980, 1016, 1270, 1778, 1960, 2032, 2540, 3556, 3920, 4445, 5080, 5101, 6223, 7112, 8890, 10160, 10202, 12446, 14224, 17780, 20404, 24892, 25505, 31115, 35560, 35707, 40808, 49784, 51010, 62230, 71120, 71414, 81616, 99568, 102020, 124460, 142828, 178535, 204040, 248920, 249949, 285656, 357070, 408080, 497840, 499898, 571312, 647827, 714140, 999796, 1249745, 1295654, 1428280, 1999592, 2499490, 2591308, 2856560, 3239135, 3999184, 4534789, 4998980, 5182616, 6478270, 9069578, 9997960, 10365232, 12956540, 18139156, 19995920, 22673945, 25913080, 31743523, 36278312, 45347890, 51826160, 63487046, 72556624, 90695780, 126974092, 158717615, 181391560, 253948184, 317435230, 362783120, 507896368, 634870460, 1269740920, 2539481840]

約数ペア:

[(1, 2539481840), (2, 1269740920), (4, 634870460), (5, 507896368), (7, 362783120), (8, 317435230), (10, 253948184), (14, 181391560), (16, 158717615), (20, 126974092), (28, 90695780), (35, 72556624), (40, 63487046), (49, 51826160), (56, 45347890), (70, 36278312), (80, 31743523), (98, 25913080), (112, 22673945), (127, 19995920), (140, 18139156), (196, 12956540), (245, 10365232), (254, 9997960), (280, 9069578), (392, 6478270), (490, 5182616), (508, 4998980), (560, 4534789), (635, 3999184), (784, 3239135), (889, 2856560), (980, 2591308), (1016, 2499490), (1270, 1999592), (1778, 1428280), (1960, 1295654), (2032, 1249745), (2540, 999796), (3556, 714140), (3920, 647827), (4445, 571312), (5080, 499898), (5101, 497840), (6223, 408080), (7112, 357070), (8890, 285656), (10160, 249949), (10202, 248920), (12446, 204040), (14224, 178535), (17780, 142828), (20404, 124460), (24892, 102020), (25505, 99568), (31115, 81616), (35560, 71414), (35707, 71120), (40808, 62230), (49784, 51010)]