436040020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{25031}}^1$

素因数の和:25120

約数の個数: 48

約数和(自身を含む): 1000879488

約数和(自身を除く): 564839468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 17420, 25031, 50062, 100124, 125155, 250310, 325403, 500620, 650806, 1301612, 1627015, 1677077, 3254030, 3354154, 6508060, 6708308, 8385385, 16770770, 21802001, 33541540, 43604002, 87208004, 109010005, 218020010, 436040020]

約数ペア:

[(1, 436040020), (2, 218020010), (4, 109010005), (5, 87208004), (10, 43604002), (13, 33541540), (20, 21802001), (26, 16770770), (52, 8385385), (65, 6708308), (67, 6508060), (130, 3354154), (134, 3254030), (260, 1677077), (268, 1627015), (335, 1301612), (670, 650806), (871, 500620), (1340, 325403), (1742, 250310), (3484, 125155), (4355, 100124), (8710, 50062), (17420, 25031)]