11188520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1338

約数の個数: 64

約数和(自身を含む): 29721600

約数和(自身を除く): 18533080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1289, 1736, 2170, 2578, 4340, 5156, 6445, 8680, 9023, 10312, 12890, 18046, 25780, 36092, 39959, 45115, 51560, 72184, 79918, 90230, 159836, 180460, 199795, 279713, 319672, 360920, 399590, 559426, 799180, 1118852, 1398565, 1598360, 2237704, 2797130, 5594260, 11188520]

約数ペア:

[(1, 11188520), (2, 5594260), (4, 2797130), (5, 2237704), (7, 1598360), (8, 1398565), (10, 1118852), (14, 799180), (20, 559426), (28, 399590), (31, 360920), (35, 319672), (40, 279713), (56, 199795), (62, 180460), (70, 159836), (124, 90230), (140, 79918), (155, 72184), (217, 51560), (248, 45115), (280, 39959), (310, 36092), (434, 25780), (620, 18046), (868, 12890), (1085, 10312), (1240, 9023), (1289, 8680), (1736, 6445), (2170, 5156), (2578, 4340)]