618744260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{2549}}^1$

素因数の和:2840

約数の個数: 48

約数和(自身を含む): 1330182000

約数和(自身を除く): 711437740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 229, 265, 458, 530, 916, 1060, 1145, 2290, 2549, 4580, 5098, 10196, 12137, 12745, 24274, 25490, 48548, 50980, 60685, 121370, 135097, 242740, 270194, 540388, 583721, 675485, 1167442, 1350970, 2334884, 2701940, 2918605, 5837210, 11674420, 30937213, 61874426, 123748852, 154686065, 309372130, 618744260]

約数ペア:

[(1, 618744260), (2, 309372130), (4, 154686065), (5, 123748852), (10, 61874426), (20, 30937213), (53, 11674420), (106, 5837210), (212, 2918605), (229, 2701940), (265, 2334884), (458, 1350970), (530, 1167442), (916, 675485), (1060, 583721), (1145, 540388), (2290, 270194), (2549, 242740), (4580, 135097), (5098, 121370), (10196, 60685), (12137, 50980), (12745, 48548), (24274, 25490)]