5754740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 12655440

約数和(自身を除く): 6900700

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 89, 106, 122, 178, 212, 244, 265, 305, 356, 445, 530, 610, 890, 1060, 1220, 1780, 3233, 4717, 5429, 6466, 9434, 10858, 12932, 16165, 18868, 21716, 23585, 27145, 32330, 47170, 54290, 64660, 94340, 108580, 287737, 575474, 1150948, 1438685, 2877370, 5754740]

約数ペア:

[(1, 5754740), (2, 2877370), (4, 1438685), (5, 1150948), (10, 575474), (20, 287737), (53, 108580), (61, 94340), (89, 64660), (106, 54290), (122, 47170), (178, 32330), (212, 27145), (244, 23585), (265, 21716), (305, 18868), (356, 16165), (445, 12932), (530, 10858), (610, 9434), (890, 6466), (1060, 5429), (1220, 4717), (1780, 3233)]