24944140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 56814912

約数和(自身を除く): 31870772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 487, 788, 974, 985, 1948, 1970, 2435, 2561, 3940, 4870, 5122, 6331, 9740, 10244, 12662, 12805, 25324, 25610, 31655, 51220, 63310, 95939, 126620, 191878, 383756, 479695, 959390, 1247207, 1918780, 2494414, 4988828, 6236035, 12472070, 24944140]

約数ペア:

[(1, 24944140), (2, 12472070), (4, 6236035), (5, 4988828), (10, 2494414), (13, 1918780), (20, 1247207), (26, 959390), (52, 479695), (65, 383756), (130, 191878), (197, 126620), (260, 95939), (394, 63310), (487, 51220), (788, 31655), (974, 25610), (985, 25324), (1948, 12805), (1970, 12662), (2435, 10244), (2561, 9740), (3940, 6331), (4870, 5122)]