1268930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 2528064

約数和(自身を除く): 1259134

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 227, 430, 454, 559, 1118, 1135, 2270, 2795, 2951, 5590, 5902, 9761, 14755, 19522, 29510, 48805, 97610, 126893, 253786, 634465, 1268930]

約数ペア:

[(1, 1268930), (2, 634465), (5, 253786), (10, 126893), (13, 97610), (26, 48805), (43, 29510), (65, 19522), (86, 14755), (130, 9761), (215, 5902), (227, 5590), (430, 2951), (454, 2795), (559, 2270), (1118, 1135)]