27899620

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{83}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 69177024

約数和(自身を除く): 41277404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 140, 166, 196, 245, 332, 343, 415, 490, 581, 686, 830, 980, 1162, 1372, 1660, 1715, 2324, 2401, 2905, 3430, 4067, 4802, 5810, 6860, 8134, 9604, 11620, 12005, 16268, 16807, 20335, 24010, 28469, 33614, 40670, 48020, 56938, 67228, 81340, 84035, 113876, 142345, 168070, 199283, 284690, 336140, 398566, 569380, 797132, 996415, 1394981, 1992830, 2789962, 3985660, 5579924, 6974905, 13949810, 27899620]

約数ペア:

[(1, 27899620), (2, 13949810), (4, 6974905), (5, 5579924), (7, 3985660), (10, 2789962), (14, 1992830), (20, 1394981), (28, 996415), (35, 797132), (49, 569380), (70, 398566), (83, 336140), (98, 284690), (140, 199283), (166, 168070), (196, 142345), (245, 113876), (332, 84035), (343, 81340), (415, 67228), (490, 56938), (581, 48020), (686, 40670), (830, 33614), (980, 28469), (1162, 24010), (1372, 20335), (1660, 16807), (1715, 16268), (2324, 12005), (2401, 11620), (2905, 9604), (3430, 8134), (4067, 6860), (4802, 5810)]