20260892920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{426007}}^1$

素因数の和:426088

約数の個数: 64

約数和(自身を含む): 48309307200

約数和(自身を除く): 28048414280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 580, 820, 1160, 1189, 1640, 2378, 4756, 5945, 9512, 11890, 23780, 47560, 426007, 852014, 1704028, 2130035, 3408056, 4260070, 8520140, 12354203, 17040280, 17466287, 24708406, 34932574, 49416812, 61771015, 69865148, 87331435, 98833624, 123542030, 139730296, 174662870, 247084060, 349325740, 494168120, 506522323, 698651480, 1013044646, 2026089292, 2532611615, 4052178584, 5065223230, 10130446460, 20260892920]

約数ペア:

[(1, 20260892920), (2, 10130446460), (4, 5065223230), (5, 4052178584), (8, 2532611615), (10, 2026089292), (20, 1013044646), (29, 698651480), (40, 506522323), (41, 494168120), (58, 349325740), (82, 247084060), (116, 174662870), (145, 139730296), (164, 123542030), (205, 98833624), (232, 87331435), (290, 69865148), (328, 61771015), (410, 49416812), (580, 34932574), (820, 24708406), (1160, 17466287), (1189, 17040280), (1640, 12354203), (2378, 8520140), (4756, 4260070), (5945, 3408056), (9512, 2130035), (11890, 1704028), (23780, 852014), (47560, 426007)]