4122560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 56

約数和(自身を含む): 10582656

約数和(自身を除く): 6460096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 991, 1040, 1982, 2080, 3964, 4160, 4955, 7928, 9910, 12883, 15856, 19820, 25766, 31712, 39640, 51532, 63424, 64415, 79280, 103064, 128830, 158560, 206128, 257660, 317120, 412256, 515320, 824512, 1030640, 2061280, 4122560]

約数ペア:

[(1, 4122560), (2, 2061280), (4, 1030640), (5, 824512), (8, 515320), (10, 412256), (13, 317120), (16, 257660), (20, 206128), (26, 158560), (32, 128830), (40, 103064), (52, 79280), (64, 64415), (65, 63424), (80, 51532), (104, 39640), (130, 31712), (160, 25766), (208, 19820), (260, 15856), (320, 12883), (416, 9910), (520, 7928), (832, 4955), (991, 4160), (1040, 3964), (1982, 2080)]