27866060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 63504000

約数和(自身を除く): 35637940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 1999, 2788, 3485, 3998, 6970, 7996, 9995, 13940, 19990, 33983, 39980, 67966, 81959, 135932, 163918, 169915, 327836, 339830, 409795, 679660, 819590, 1393303, 1639180, 2786606, 5573212, 6966515, 13933030, 27866060]

約数ペア:

[(1, 27866060), (2, 13933030), (4, 6966515), (5, 5573212), (10, 2786606), (17, 1639180), (20, 1393303), (34, 819590), (41, 679660), (68, 409795), (82, 339830), (85, 327836), (164, 169915), (170, 163918), (205, 135932), (340, 81959), (410, 67966), (697, 39980), (820, 33983), (1394, 19990), (1999, 13940), (2788, 9995), (3485, 7996), (3998, 6970)]