13102720

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 31946400

約数和(自身を除く): 18843680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 347, 472, 590, 640, 694, 944, 1180, 1388, 1735, 1888, 2360, 2776, 3470, 3776, 4720, 5552, 6940, 7552, 9440, 11104, 13880, 18880, 20473, 22208, 27760, 37760, 40946, 44416, 55520, 81892, 102365, 111040, 163784, 204730, 222080, 327568, 409460, 655136, 818920, 1310272, 1637840, 2620544, 3275680, 6551360, 13102720]

約数ペア:

[(1, 13102720), (2, 6551360), (4, 3275680), (5, 2620544), (8, 1637840), (10, 1310272), (16, 818920), (20, 655136), (32, 409460), (40, 327568), (59, 222080), (64, 204730), (80, 163784), (118, 111040), (128, 102365), (160, 81892), (236, 55520), (295, 44416), (320, 40946), (347, 37760), (472, 27760), (590, 22208), (640, 20473), (694, 18880), (944, 13880), (1180, 11104), (1388, 9440), (1735, 7552), (1888, 6940), (2360, 5552), (2776, 4720), (3470, 3776)]