40909820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17189}}^1$

素因数の和:17222

約数の個数: 48

約数和(自身を含む): 103965120

約数和(自身を除く): 63055300

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 17189, 34378, 68756, 85945, 120323, 171890, 240646, 292213, 343780, 481292, 584426, 601615, 1168852, 1203230, 1461065, 2045491, 2406460, 2922130, 4090982, 5844260, 8181964, 10227455, 20454910, 40909820]

約数ペア:

[(1, 40909820), (2, 20454910), (4, 10227455), (5, 8181964), (7, 5844260), (10, 4090982), (14, 2922130), (17, 2406460), (20, 2045491), (28, 1461065), (34, 1203230), (35, 1168852), (68, 601615), (70, 584426), (85, 481292), (119, 343780), (140, 292213), (170, 240646), (238, 171890), (340, 120323), (476, 85945), (595, 68756), (1190, 34378), (2380, 17189)]