8218748020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{351529}}^1$

素因数の和:351712

約数の個数: 48

約数和(自身を含む): 19843165440

約数和(自身を除く): 11624417420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 4676, 5845, 11690, 23380, 351529, 703058, 1406116, 1757645, 2460703, 3515290, 4921406, 7030580, 9842812, 12303515, 24607030, 49214060, 58705343, 117410686, 234821372, 293526715, 410937401, 587053430, 821874802, 1174106860, 1643749604, 2054687005, 4109374010, 8218748020]

約数ペア:

[(1, 8218748020), (2, 4109374010), (4, 2054687005), (5, 1643749604), (7, 1174106860), (10, 821874802), (14, 587053430), (20, 410937401), (28, 293526715), (35, 234821372), (70, 117410686), (140, 58705343), (167, 49214060), (334, 24607030), (668, 12303515), (835, 9842812), (1169, 7030580), (1670, 4921406), (2338, 3515290), (3340, 2460703), (4676, 1757645), (5845, 1406116), (11690, 703058), (23380, 351529)]