8788771580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{331}}^1\times {\mathrm{601}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 18945908016

約数和(自身を除く): 10157136436

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 331, 470, 601, 662, 940, 1202, 1324, 1655, 2209, 2404, 3005, 3310, 4418, 6010, 6620, 8836, 11045, 12020, 15557, 22090, 28247, 31114, 44180, 56494, 62228, 77785, 112988, 141235, 155570, 198931, 282470, 311140, 397862, 564940, 731179, 795724, 994655, 1327609, 1462358, 1989310, 2655218, 2924716, 3655895, 3978620, 5310436, 6638045, 7311790, 9349757, 13276090, 14623580, 18699514, 26552180, 37399028, 46748785, 93497570, 186995140, 439438579, 878877158, 1757754316, 2197192895, 4394385790, 8788771580]

約数ペア:

[(1, 8788771580), (2, 4394385790), (4, 2197192895), (5, 1757754316), (10, 878877158), (20, 439438579), (47, 186995140), (94, 93497570), (188, 46748785), (235, 37399028), (331, 26552180), (470, 18699514), (601, 14623580), (662, 13276090), (940, 9349757), (1202, 7311790), (1324, 6638045), (1655, 5310436), (2209, 3978620), (2404, 3655895), (3005, 2924716), (3310, 2655218), (4418, 1989310), (6010, 1462358), (6620, 1327609), (8836, 994655), (11045, 795724), (12020, 731179), (15557, 564940), (22090, 397862), (28247, 311140), (31114, 282470), (44180, 198931), (56494, 155570), (62228, 141235), (77785, 112988)]