27262580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 59076864

約数和(自身を除く): 31814284

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 263, 284, 292, 355, 365, 526, 710, 730, 1052, 1315, 1420, 1460, 2630, 5183, 5260, 10366, 18673, 19199, 20732, 25915, 37346, 38398, 51830, 74692, 76796, 93365, 95995, 103660, 186730, 191990, 373460, 383980, 1363129, 2726258, 5452516, 6815645, 13631290, 27262580]

約数ペア:

[(1, 27262580), (2, 13631290), (4, 6815645), (5, 5452516), (10, 2726258), (20, 1363129), (71, 383980), (73, 373460), (142, 191990), (146, 186730), (263, 103660), (284, 95995), (292, 93365), (355, 76796), (365, 74692), (526, 51830), (710, 38398), (730, 37346), (1052, 25915), (1315, 20732), (1420, 19199), (1460, 18673), (2630, 10366), (5183, 5260)]