2002172900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{220019}}^1$

素因数の和:220053

約数の個数: 72

約数和(自身を含む): 5347366080

約数和(自身を除く): 3345193180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 220019, 440038, 880076, 1100095, 1540133, 2200190, 2860247, 3080266, 4400380, 5500475, 5720494, 6160532, 7700665, 11000950, 11440988, 14301235, 15401330, 20021729, 22001900, 28602470, 30802660, 38503325, 40043458, 57204940, 71506175, 77006650, 80086916, 100108645, 143012350, 154013300, 200217290, 286024700, 400434580, 500543225, 1001086450, 2002172900]

約数ペア:

[(1, 2002172900), (2, 1001086450), (4, 500543225), (5, 400434580), (7, 286024700), (10, 200217290), (13, 154013300), (14, 143012350), (20, 100108645), (25, 80086916), (26, 77006650), (28, 71506175), (35, 57204940), (50, 40043458), (52, 38503325), (65, 30802660), (70, 28602470), (91, 22001900), (100, 20021729), (130, 15401330), (140, 14301235), (175, 11440988), (182, 11000950), (260, 7700665), (325, 6160532), (350, 5720494), (364, 5500475), (455, 4400380), (650, 3080266), (700, 2860247), (910, 2200190), (1300, 1540133), (1820, 1100095), (2275, 880076), (4550, 440038), (9100, 220019)]