28543340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 74027520

約数和(自身を除く): 45484180

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 67, 68, 70, 85, 119, 134, 140, 170, 179, 238, 268, 335, 340, 358, 469, 476, 595, 670, 716, 895, 938, 1139, 1190, 1253, 1340, 1790, 1876, 2278, 2345, 2380, 2506, 3043, 3580, 4556, 4690, 5012, 5695, 6086, 6265, 7973, 9380, 11390, 11993, 12172, 12530, 15215, 15946, 21301, 22780, 23986, 25060, 30430, 31892, 39865, 42602, 47972, 59965, 60860, 79730, 83951, 85204, 106505, 119930, 159460, 167902, 203881, 213010, 239860, 335804, 407762, 419755, 426020, 815524, 839510, 1019405, 1427167, 1679020, 2038810, 2854334, 4077620, 5708668, 7135835, 14271670, 28543340]

約数ペア:

[(1, 28543340), (2, 14271670), (4, 7135835), (5, 5708668), (7, 4077620), (10, 2854334), (14, 2038810), (17, 1679020), (20, 1427167), (28, 1019405), (34, 839510), (35, 815524), (67, 426020), (68, 419755), (70, 407762), (85, 335804), (119, 239860), (134, 213010), (140, 203881), (170, 167902), (179, 159460), (238, 119930), (268, 106505), (335, 85204), (340, 83951), (358, 79730), (469, 60860), (476, 59965), (595, 47972), (670, 42602), (716, 39865), (895, 31892), (938, 30430), (1139, 25060), (1190, 23986), (1253, 22780), (1340, 21301), (1790, 15946), (1876, 15215), (2278, 12530), (2345, 12172), (2380, 11993), (2506, 11390), (3043, 9380), (3580, 7973), (4556, 6265), (4690, 6086), (5012, 5695)]