202807410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{520019}}^1$

素因数の和:520042

約数の個数: 32

約数和(自身を含む): 524180160

約数和(自身を除く): 321372750

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 520019, 1040038, 1560057, 2600095, 3120114, 5200190, 6760247, 7800285, 13520494, 15600570, 20280741, 33801235, 40561482, 67602470, 101403705, 202807410]

約数ペア:

[(1, 202807410), (2, 101403705), (3, 67602470), (5, 40561482), (6, 33801235), (10, 20280741), (13, 15600570), (15, 13520494), (26, 7800285), (30, 6760247), (39, 5200190), (65, 3120114), (78, 2600095), (130, 1560057), (195, 1040038), (390, 520019)]