12420460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 30707712

約数和(自身を除く): 18287252

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 46, 52, 62, 65, 67, 92, 115, 124, 130, 134, 155, 230, 260, 268, 299, 310, 335, 403, 460, 598, 620, 670, 713, 806, 871, 1196, 1340, 1426, 1495, 1541, 1612, 1742, 2015, 2077, 2852, 2990, 3082, 3484, 3565, 4030, 4154, 4355, 5980, 6164, 7130, 7705, 8060, 8308, 8710, 9269, 10385, 14260, 15410, 17420, 18538, 20033, 20770, 27001, 30820, 37076, 40066, 41540, 46345, 47771, 54002, 80132, 92690, 95542, 100165, 108004, 135005, 185380, 191084, 200330, 238855, 270010, 400660, 477710, 540020, 621023, 955420, 1242046, 2484092, 3105115, 6210230, 12420460]

約数ペア:

[(1, 12420460), (2, 6210230), (4, 3105115), (5, 2484092), (10, 1242046), (13, 955420), (20, 621023), (23, 540020), (26, 477710), (31, 400660), (46, 270010), (52, 238855), (62, 200330), (65, 191084), (67, 185380), (92, 135005), (115, 108004), (124, 100165), (130, 95542), (134, 92690), (155, 80132), (230, 54002), (260, 47771), (268, 46345), (299, 41540), (310, 40066), (335, 37076), (403, 30820), (460, 27001), (598, 20770), (620, 20033), (670, 18538), (713, 17420), (806, 15410), (871, 14260), (1196, 10385), (1340, 9269), (1426, 8710), (1495, 8308), (1541, 8060), (1612, 7705), (1742, 7130), (2015, 6164), (2077, 5980), (2852, 4355), (2990, 4154), (3082, 4030), (3484, 3565)]