74622680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{937}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 184373280

約数和(自身を除く): 109750600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 724, 905, 937, 1448, 1810, 1874, 1991, 3620, 3748, 3982, 4685, 7240, 7496, 7964, 9370, 9955, 10307, 15928, 18740, 19910, 20614, 37480, 39820, 41228, 51535, 79640, 82456, 103070, 169597, 206140, 339194, 412280, 678388, 847985, 1356776, 1695970, 1865567, 3391940, 3731134, 6783880, 7462268, 9327835, 14924536, 18655670, 37311340, 74622680]

約数ペア:

[(1, 74622680), (2, 37311340), (4, 18655670), (5, 14924536), (8, 9327835), (10, 7462268), (11, 6783880), (20, 3731134), (22, 3391940), (40, 1865567), (44, 1695970), (55, 1356776), (88, 847985), (110, 678388), (181, 412280), (220, 339194), (362, 206140), (440, 169597), (724, 103070), (905, 82456), (937, 79640), (1448, 51535), (1810, 41228), (1874, 39820), (1991, 37480), (3620, 20614), (3748, 19910), (3982, 18740), (4685, 15928), (7240, 10307), (7496, 9955), (7964, 9370)]