380113660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{1193}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 812397600

約数和(自身を除く): 432283940

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 179, 356, 358, 445, 716, 890, 895, 1193, 1780, 1790, 2386, 3580, 4772, 5965, 11930, 15931, 23860, 31862, 63724, 79655, 106177, 159310, 212354, 213547, 318620, 424708, 427094, 530885, 854188, 1061770, 1067735, 2123540, 2135470, 4270940, 19005683, 38011366, 76022732, 95028415, 190056830, 380113660]

約数ペア:

[(1, 380113660), (2, 190056830), (4, 95028415), (5, 76022732), (10, 38011366), (20, 19005683), (89, 4270940), (178, 2135470), (179, 2123540), (356, 1067735), (358, 1061770), (445, 854188), (716, 530885), (890, 427094), (895, 424708), (1193, 318620), (1780, 213547), (1790, 212354), (2386, 159310), (3580, 106177), (4772, 79655), (5965, 63724), (11930, 31862), (15931, 23860)]