28156742210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{771629}}^1$

素因数の和:771766

約数の個数: 32

約数和(自身を含む): 52501705200

約数和(自身を除く): 24344962990

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 3649, 7298, 18245, 36490, 771629, 1543258, 3858145, 7716290, 31636789, 63273578, 68674981, 137349962, 158183945, 316367890, 343374905, 686749810, 2815674221, 5631348442, 14078371105, 28156742210]

約数ペア:

[(1, 28156742210), (2, 14078371105), (5, 5631348442), (10, 2815674221), (41, 686749810), (82, 343374905), (89, 316367890), (178, 158183945), (205, 137349962), (410, 68674981), (445, 63273578), (890, 31636789), (3649, 7716290), (7298, 3858145), (18245, 1543258), (36490, 771629)]