39969040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29389}}^1$

素因数の和:29419

約数の個数: 40

約数和(自身を含む): 98397720

約数和(自身を除く): 58428680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 29389, 58778, 117556, 146945, 235112, 293890, 470224, 499613, 587780, 999226, 1175560, 1998452, 2351120, 2498065, 3996904, 4996130, 7993808, 9992260, 19984520, 39969040]

約数ペア:

[(1, 39969040), (2, 19984520), (4, 9992260), (5, 7993808), (8, 4996130), (10, 3996904), (16, 2498065), (17, 2351120), (20, 1998452), (34, 1175560), (40, 999226), (68, 587780), (80, 499613), (85, 470224), (136, 293890), (170, 235112), (272, 146945), (340, 117556), (680, 58778), (1360, 29389)]