12571009040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9243389}}^1$

素因数の和:9243419

約数の個数: 40

約数和(自身を含む): 30946869720

約数和(自身を除く): 18375860680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9243389, 18486778, 36973556, 46216945, 73947112, 92433890, 147894224, 157137613, 184867780, 314275226, 369735560, 628550452, 739471120, 785688065, 1257100904, 1571376130, 2514201808, 3142752260, 6285504520, 12571009040]

約数ペア:

[(1, 12571009040), (2, 6285504520), (4, 3142752260), (5, 2514201808), (8, 1571376130), (10, 1257100904), (16, 785688065), (17, 739471120), (20, 628550452), (34, 369735560), (40, 314275226), (68, 184867780), (80, 157137613), (85, 147894224), (136, 92433890), (170, 73947112), (272, 46216945), (340, 36973556), (680, 18486778), (1360, 9243389)]