23742520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 55624320

約数和(自身を除く): 31881800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 73, 94, 146, 173, 188, 235, 292, 346, 365, 376, 470, 584, 692, 730, 865, 940, 1384, 1460, 1730, 1880, 2920, 3431, 3460, 6862, 6920, 8131, 12629, 13724, 16262, 17155, 25258, 27448, 32524, 34310, 40655, 50516, 63145, 65048, 68620, 81310, 101032, 126290, 137240, 162620, 252580, 325240, 505160, 593563, 1187126, 2374252, 2967815, 4748504, 5935630, 11871260, 23742520]

約数ペア:

[(1, 23742520), (2, 11871260), (4, 5935630), (5, 4748504), (8, 2967815), (10, 2374252), (20, 1187126), (40, 593563), (47, 505160), (73, 325240), (94, 252580), (146, 162620), (173, 137240), (188, 126290), (235, 101032), (292, 81310), (346, 68620), (365, 65048), (376, 63145), (470, 50516), (584, 40655), (692, 34310), (730, 32524), (865, 27448), (940, 25258), (1384, 17155), (1460, 16262), (1730, 13724), (1880, 12629), (2920, 8131), (3431, 6920), (3460, 6862)]