1228185040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229139}}^1$

素因数の和:229219

約数の個数: 40

約数和(自身を含む): 2898162720

約数和(自身を除く): 1669977680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 229139, 458278, 916556, 1145695, 1833112, 2291390, 3666224, 4582780, 9165560, 15352313, 18331120, 30704626, 61409252, 76761565, 122818504, 153523130, 245637008, 307046260, 614092520, 1228185040]

約数ペア:

[(1, 1228185040), (2, 614092520), (4, 307046260), (5, 245637008), (8, 153523130), (10, 122818504), (16, 76761565), (20, 61409252), (40, 30704626), (67, 18331120), (80, 15352313), (134, 9165560), (268, 4582780), (335, 3666224), (536, 2291390), (670, 1833112), (1072, 1145695), (1340, 916556), (2680, 458278), (5360, 229139)]