2551103660

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{373}}^1\times {\mathrm{997}}^1$

素因数の和:1400

約数の個数: 96

約数和(自身を含む): 6270633600

約数和(自身を除く): 3719529940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 373, 490, 686, 746, 980, 997, 1372, 1492, 1715, 1865, 1994, 2611, 3430, 3730, 3988, 4985, 5222, 6860, 6979, 7460, 9970, 10444, 13055, 13958, 18277, 19940, 26110, 27916, 34895, 36554, 48853, 52220, 69790, 73108, 91385, 97706, 127939, 139580, 182770, 195412, 244265, 255878, 341971, 365540, 371881, 488530, 511756, 639695, 683942, 743762, 977060, 1279390, 1367884, 1487524, 1709855, 1859405, 2558780, 2603167, 3419710, 3718810, 5206334, 6839420, 7437620, 10412668, 13015835, 18222169, 26031670, 36444338, 52063340, 72888676, 91110845, 127555183, 182221690, 255110366, 364443380, 510220732, 637775915, 1275551830, 2551103660]

約数ペア:

[(1, 2551103660), (2, 1275551830), (4, 637775915), (5, 510220732), (7, 364443380), (10, 255110366), (14, 182221690), (20, 127555183), (28, 91110845), (35, 72888676), (49, 52063340), (70, 36444338), (98, 26031670), (140, 18222169), (196, 13015835), (245, 10412668), (343, 7437620), (373, 6839420), (490, 5206334), (686, 3718810), (746, 3419710), (980, 2603167), (997, 2558780), (1372, 1859405), (1492, 1709855), (1715, 1487524), (1865, 1367884), (1994, 1279390), (2611, 977060), (3430, 743762), (3730, 683942), (3988, 639695), (4985, 511756), (5222, 488530), (6860, 371881), (6979, 365540), (7460, 341971), (9970, 255878), (10444, 244265), (13055, 195412), (13958, 182770), (18277, 139580), (19940, 127939), (26110, 97706), (27916, 91385), (34895, 73108), (36554, 69790), (48853, 52220)]