1379790160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79481}}^1$

素因数の和:79532

約数の個数: 80

約数和(自身を含む): 3784614912

約数和(自身を除く): 2404824752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 79481, 158962, 317924, 397405, 556367, 635848, 794810, 1112734, 1271696, 1589620, 2225468, 2463911, 2781835, 3179240, 4450936, 4927822, 5563670, 6358480, 8901872, 9855644, 11127340, 12319555, 17247377, 19711288, 22254680, 24639110, 34494754, 39422576, 44509360, 49278220, 68989508, 86236885, 98556440, 137979016, 172473770, 197112880, 275958032, 344947540, 689895080, 1379790160]

約数ペア:

[(1, 1379790160), (2, 689895080), (4, 344947540), (5, 275958032), (7, 197112880), (8, 172473770), (10, 137979016), (14, 98556440), (16, 86236885), (20, 68989508), (28, 49278220), (31, 44509360), (35, 39422576), (40, 34494754), (56, 24639110), (62, 22254680), (70, 19711288), (80, 17247377), (112, 12319555), (124, 11127340), (140, 9855644), (155, 8901872), (217, 6358480), (248, 5563670), (280, 4927822), (310, 4450936), (434, 3179240), (496, 2781835), (560, 2463911), (620, 2225468), (868, 1589620), (1085, 1271696), (1240, 1112734), (1736, 794810), (2170, 635848), (2480, 556367), (3472, 397405), (4340, 317924), (8680, 158962), (17360, 79481)]