40989040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30139}}^1$

素因数の和:30169

約数の個数: 40

約数和(自身を含む): 100908720

約数和(自身を除く): 59919680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 30139, 60278, 120556, 150695, 241112, 301390, 482224, 512363, 602780, 1024726, 1205560, 2049452, 2411120, 2561815, 4098904, 5123630, 8197808, 10247260, 20494520, 40989040]

約数ペア:

[(1, 40989040), (2, 20494520), (4, 10247260), (5, 8197808), (8, 5123630), (10, 4098904), (16, 2561815), (17, 2411120), (20, 2049452), (34, 1205560), (40, 1024726), (68, 602780), (80, 512363), (85, 482224), (136, 301390), (170, 241112), (272, 150695), (340, 120556), (680, 60278), (1360, 30139)]