28621060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 69092352

約数和(自身を除く): 40471292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 53, 62, 65, 67, 106, 124, 130, 134, 155, 212, 260, 265, 268, 310, 335, 403, 530, 620, 670, 689, 806, 871, 1060, 1340, 1378, 1612, 1643, 1742, 2015, 2077, 2756, 3286, 3445, 3484, 3551, 4030, 4154, 4355, 6572, 6890, 7102, 8060, 8215, 8308, 8710, 10385, 13780, 14204, 16430, 17420, 17755, 20770, 21359, 27001, 32860, 35510, 41540, 42718, 46163, 54002, 71020, 85436, 92326, 106795, 108004, 110081, 135005, 184652, 213590, 220162, 230815, 270010, 427180, 440324, 461630, 540020, 550405, 923260, 1100810, 1431053, 2201620, 2862106, 5724212, 7155265, 14310530, 28621060]

約数ペア:

[(1, 28621060), (2, 14310530), (4, 7155265), (5, 5724212), (10, 2862106), (13, 2201620), (20, 1431053), (26, 1100810), (31, 923260), (52, 550405), (53, 540020), (62, 461630), (65, 440324), (67, 427180), (106, 270010), (124, 230815), (130, 220162), (134, 213590), (155, 184652), (212, 135005), (260, 110081), (265, 108004), (268, 106795), (310, 92326), (335, 85436), (403, 71020), (530, 54002), (620, 46163), (670, 42718), (689, 41540), (806, 35510), (871, 32860), (1060, 27001), (1340, 21359), (1378, 20770), (1612, 17755), (1643, 17420), (1742, 16430), (2015, 14204), (2077, 13780), (2756, 10385), (3286, 8710), (3445, 8308), (3484, 8215), (3551, 8060), (4030, 7102), (4154, 6890), (4355, 6572)]