1220260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 2815344

約数和(自身を除く): 1595084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 97, 148, 170, 185, 194, 340, 370, 388, 485, 629, 740, 970, 1258, 1649, 1940, 2516, 3145, 3298, 3589, 6290, 6596, 7178, 8245, 12580, 14356, 16490, 17945, 32980, 35890, 61013, 71780, 122026, 244052, 305065, 610130, 1220260]

約数ペア:

[(1, 1220260), (2, 610130), (4, 305065), (5, 244052), (10, 122026), (17, 71780), (20, 61013), (34, 35890), (37, 32980), (68, 17945), (74, 16490), (85, 14356), (97, 12580), (148, 8245), (170, 7178), (185, 6596), (194, 6290), (340, 3589), (370, 3298), (388, 3145), (485, 2516), (629, 1940), (740, 1649), (970, 1258)]