18234400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 72

約数和(自身を含む): 46497024

約数和(自身を除く): 28262624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 991, 1150, 1840, 1982, 2300, 3680, 3964, 4600, 4955, 7928, 9200, 9910, 15856, 18400, 19820, 22793, 24775, 31712, 39640, 45586, 49550, 79280, 91172, 99100, 113965, 158560, 182344, 198200, 227930, 364688, 396400, 455860, 569825, 729376, 792800, 911720, 1139650, 1823440, 2279300, 3646880, 4558600, 9117200, 18234400]

約数ペア:

[(1, 18234400), (2, 9117200), (4, 4558600), (5, 3646880), (8, 2279300), (10, 1823440), (16, 1139650), (20, 911720), (23, 792800), (25, 729376), (32, 569825), (40, 455860), (46, 396400), (50, 364688), (80, 227930), (92, 198200), (100, 182344), (115, 158560), (160, 113965), (184, 99100), (200, 91172), (230, 79280), (368, 49550), (400, 45586), (460, 39640), (575, 31712), (736, 24775), (800, 22793), (920, 19820), (991, 18400), (1150, 15856), (1840, 9910), (1982, 9200), (2300, 7928), (3680, 4955), (3964, 4600)]