2880820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 6607440

約数和(自身を除く): 3726620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 229, 340, 370, 458, 629, 740, 916, 1145, 1258, 2290, 2516, 3145, 3893, 4580, 6290, 7786, 8473, 12580, 15572, 16946, 19465, 33892, 38930, 42365, 77860, 84730, 144041, 169460, 288082, 576164, 720205, 1440410, 2880820]

約数ペア:

[(1, 2880820), (2, 1440410), (4, 720205), (5, 576164), (10, 288082), (17, 169460), (20, 144041), (34, 84730), (37, 77860), (68, 42365), (74, 38930), (85, 33892), (148, 19465), (170, 16946), (185, 15572), (229, 12580), (340, 8473), (370, 7786), (458, 6290), (629, 4580), (740, 3893), (916, 3145), (1145, 2516), (1258, 2290)]