90684340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1429}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 201801600

約数和(自身を除く): 111117260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 668, 835, 1429, 1670, 2858, 3173, 3340, 5716, 6346, 7145, 12692, 14290, 15865, 27151, 28580, 31730, 54302, 63460, 108604, 135755, 238643, 271510, 477286, 543020, 954572, 1193215, 2386430, 4534217, 4772860, 9068434, 18136868, 22671085, 45342170, 90684340]

約数ペア:

[(1, 90684340), (2, 45342170), (4, 22671085), (5, 18136868), (10, 9068434), (19, 4772860), (20, 4534217), (38, 2386430), (76, 1193215), (95, 954572), (167, 543020), (190, 477286), (334, 271510), (380, 238643), (668, 135755), (835, 108604), (1429, 63460), (1670, 54302), (2858, 31730), (3173, 28580), (3340, 27151), (5716, 15865), (6346, 14290), (7145, 12692)]