4167520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^2$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 11439792

約数和(自身を除く): 7272272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2135, 2440, 3416, 3721, 4270, 4880, 6832, 7442, 8540, 9760, 13664, 14884, 17080, 18605, 26047, 29768, 34160, 37210, 52094, 59536, 68320, 74420, 104188, 119072, 130235, 148840, 208376, 260470, 297680, 416752, 520940, 595360, 833504, 1041880, 2083760, 4167520]

約数ペア:

[(1, 4167520), (2, 2083760), (4, 1041880), (5, 833504), (7, 595360), (8, 520940), (10, 416752), (14, 297680), (16, 260470), (20, 208376), (28, 148840), (32, 130235), (35, 119072), (40, 104188), (56, 74420), (61, 68320), (70, 59536), (80, 52094), (112, 37210), (122, 34160), (140, 29768), (160, 26047), (224, 18605), (244, 17080), (280, 14884), (305, 13664), (427, 9760), (488, 8540), (560, 7442), (610, 6832), (854, 4880), (976, 4270), (1120, 3721), (1220, 3416), (1708, 2440), (1952, 2135)]