20588960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:646

約数の個数: 96

約数和(自身を含む): 57480192

約数和(自身を除く): 36891232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 593, 620, 868, 992, 1085, 1120, 1186, 1240, 1736, 2170, 2372, 2480, 2965, 3472, 4151, 4340, 4744, 4960, 5930, 6944, 8302, 8680, 9488, 11860, 16604, 17360, 18383, 18976, 20755, 23720, 33208, 34720, 36766, 41510, 47440, 66416, 73532, 83020, 91915, 94880, 128681, 132832, 147064, 166040, 183830, 257362, 294128, 332080, 367660, 514724, 588256, 643405, 664160, 735320, 1029448, 1286810, 1470640, 2058896, 2573620, 2941280, 4117792, 5147240, 10294480, 20588960]

約数ペア:

[(1, 20588960), (2, 10294480), (4, 5147240), (5, 4117792), (7, 2941280), (8, 2573620), (10, 2058896), (14, 1470640), (16, 1286810), (20, 1029448), (28, 735320), (31, 664160), (32, 643405), (35, 588256), (40, 514724), (56, 367660), (62, 332080), (70, 294128), (80, 257362), (112, 183830), (124, 166040), (140, 147064), (155, 132832), (160, 128681), (217, 94880), (224, 91915), (248, 83020), (280, 73532), (310, 66416), (434, 47440), (496, 41510), (560, 36766), (593, 34720), (620, 33208), (868, 23720), (992, 20755), (1085, 18976), (1120, 18383), (1186, 17360), (1240, 16604), (1736, 11860), (2170, 9488), (2372, 8680), (2480, 8302), (2965, 6944), (3472, 5930), (4151, 4960), (4340, 4744)]