20221736680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:867

約数の個数: 128

約数和(自身を含む): 47090736000

約数和(自身を除く): 26868999320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 109, 122, 139, 218, 244, 278, 305, 436, 488, 545, 547, 556, 610, 695, 872, 1090, 1094, 1112, 1220, 1390, 2180, 2188, 2440, 2735, 2780, 4360, 4376, 5470, 5560, 6649, 8479, 10940, 13298, 15151, 16958, 21880, 26596, 30302, 33245, 33367, 33916, 42395, 53192, 59623, 60604, 66490, 66734, 67832, 75755, 76033, 84790, 119246, 121208, 132980, 133468, 151510, 152066, 166835, 169580, 238492, 265960, 266936, 298115, 303020, 304132, 333670, 339160, 380165, 476984, 596230, 606040, 608264, 667340, 760330, 924211, 1192460, 1334680, 1520660, 1848422, 2384920, 3041320, 3637003, 3696844, 4621055, 4638013, 7274006, 7393688, 8287597, 9242110, 9276026, 14548012, 16575194, 18185015, 18484220, 18552052, 23190065, 29096024, 33150388, 36370030, 36968440, 37104104, 41437985, 46380130, 66300776, 72740060, 82875970, 92760260, 145480120, 165751940, 185520520, 331503880, 505543417, 1011086834, 2022173668, 2527717085, 4044347336, 5055434170, 10110868340, 20221736680]

約数ペア:

[(1, 20221736680), (2, 10110868340), (4, 5055434170), (5, 4044347336), (8, 2527717085), (10, 2022173668), (20, 1011086834), (40, 505543417), (61, 331503880), (109, 185520520), (122, 165751940), (139, 145480120), (218, 92760260), (244, 82875970), (278, 72740060), (305, 66300776), (436, 46380130), (488, 41437985), (545, 37104104), (547, 36968440), (556, 36370030), (610, 33150388), (695, 29096024), (872, 23190065), (1090, 18552052), (1094, 18484220), (1112, 18185015), (1220, 16575194), (1390, 14548012), (2180, 9276026), (2188, 9242110), (2440, 8287597), (2735, 7393688), (2780, 7274006), (4360, 4638013), (4376, 4621055), (5470, 3696844), (5560, 3637003), (6649, 3041320), (8479, 2384920), (10940, 1848422), (13298, 1520660), (15151, 1334680), (16958, 1192460), (21880, 924211), (26596, 760330), (30302, 667340), (33245, 608264), (33367, 606040), (33916, 596230), (42395, 476984), (53192, 380165), (59623, 339160), (60604, 333670), (66490, 304132), (66734, 303020), (67832, 298115), (75755, 266936), (76033, 265960), (84790, 238492), (119246, 169580), (121208, 166835), (132980, 152066), (133468, 151510)]