4455680

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^2$

素因数の和:139

約数の個数: 54

約数和(自身を含む): 10856706

約数和(自身を除く): 6401026

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 944, 1180, 1280, 1888, 2360, 3481, 3776, 4720, 6962, 7552, 9440, 13924, 15104, 17405, 18880, 27848, 34810, 37760, 55696, 69620, 75520, 111392, 139240, 222784, 278480, 445568, 556960, 891136, 1113920, 2227840, 4455680]

約数ペア:

[(1, 4455680), (2, 2227840), (4, 1113920), (5, 891136), (8, 556960), (10, 445568), (16, 278480), (20, 222784), (32, 139240), (40, 111392), (59, 75520), (64, 69620), (80, 55696), (118, 37760), (128, 34810), (160, 27848), (236, 18880), (256, 17405), (295, 15104), (320, 13924), (472, 9440), (590, 7552), (640, 6962), (944, 4720), (1180, 3776), (1280, 3481), (1888, 2360)]