1968408880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{14149}}^1$

素因数の和:14246

約数の個数: 80

約数和(自身を含む): 4800585600

約数和(自身を除く): 2832176720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 148, 185, 188, 235, 296, 370, 376, 470, 592, 740, 752, 940, 1480, 1739, 1880, 2960, 3478, 3760, 6956, 8695, 13912, 14149, 17390, 27824, 28298, 34780, 56596, 69560, 70745, 113192, 139120, 141490, 226384, 282980, 523513, 565960, 665003, 1047026, 1131920, 1330006, 2094052, 2617565, 2660012, 3325015, 4188104, 5235130, 5320024, 6650030, 8376208, 10470260, 10640048, 13300060, 20940520, 24605111, 26600120, 41881040, 49210222, 53200240, 98420444, 123025555, 196840888, 246051110, 393681776, 492102220, 984204440, 1968408880]

約数ペア:

[(1, 1968408880), (2, 984204440), (4, 492102220), (5, 393681776), (8, 246051110), (10, 196840888), (16, 123025555), (20, 98420444), (37, 53200240), (40, 49210222), (47, 41881040), (74, 26600120), (80, 24605111), (94, 20940520), (148, 13300060), (185, 10640048), (188, 10470260), (235, 8376208), (296, 6650030), (370, 5320024), (376, 5235130), (470, 4188104), (592, 3325015), (740, 2660012), (752, 2617565), (940, 2094052), (1480, 1330006), (1739, 1131920), (1880, 1047026), (2960, 665003), (3478, 565960), (3760, 523513), (6956, 282980), (8695, 226384), (13912, 141490), (14149, 139120), (17390, 113192), (27824, 70745), (28298, 69560), (34780, 56596)]