13896680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1650

約数の個数: 64

約数和(自身を含む): 36910080

約数和(自身を除く): 23013400

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, 1601, 1736, 2170, 3202, 4340, 6404, 8005, 8680, 11207, 12808, 16010, 22414, 32020, 44828, 49631, 56035, 64040, 89656, 99262, 112070, 198524, 224140, 248155, 347417, 397048, 448280, 496310, 694834, 992620, 1389668, 1737085, 1985240, 2779336, 3474170, 6948340, 13896680]

約数ペア:

[(1, 13896680), (2, 6948340), (4, 3474170), (5, 2779336), (7, 1985240), (8, 1737085), (10, 1389668), (14, 992620), (20, 694834), (28, 496310), (31, 448280), (35, 397048), (40, 347417), (56, 248155), (62, 224140), (70, 198524), (124, 112070), (140, 99262), (155, 89656), (217, 64040), (248, 56035), (280, 49631), (310, 44828), (434, 32020), (620, 22414), (868, 16010), (1085, 12808), (1240, 11207), (1601, 8680), (1736, 8005), (2170, 6404), (3202, 4340)]