2018929520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1484507}}^1$

素因数の和:1484537

約数の個数: 40

約数和(自身を含む): 4970132784

約数和(自身を除く): 2951203264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1484507, 2969014, 5938028, 7422535, 11876056, 14845070, 23752112, 25236619, 29690140, 50473238, 59380280, 100946476, 118760560, 126183095, 201892952, 252366190, 403785904, 504732380, 1009464760, 2018929520]

約数ペア:

[(1, 2018929520), (2, 1009464760), (4, 504732380), (5, 403785904), (8, 252366190), (10, 201892952), (16, 126183095), (17, 118760560), (20, 100946476), (34, 59380280), (40, 50473238), (68, 29690140), (80, 25236619), (85, 23752112), (136, 14845070), (170, 11876056), (272, 7422535), (340, 5938028), (680, 2969014), (1360, 1484507)]