28199060

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 61205760

約数和(自身を除く): 33006700

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 229, 235, 262, 458, 470, 524, 655, 916, 940, 1145, 1310, 2290, 2620, 4580, 6157, 10763, 12314, 21526, 24628, 29999, 30785, 43052, 53815, 59998, 61570, 107630, 119996, 123140, 149995, 215260, 299990, 599980, 1409953, 2819906, 5639812, 7049765, 14099530, 28199060]

約数ペア:

[(1, 28199060), (2, 14099530), (4, 7049765), (5, 5639812), (10, 2819906), (20, 1409953), (47, 599980), (94, 299990), (131, 215260), (188, 149995), (229, 123140), (235, 119996), (262, 107630), (458, 61570), (470, 59998), (524, 53815), (655, 43052), (916, 30785), (940, 29999), (1145, 24628), (1310, 21526), (2290, 12314), (2620, 10763), (4580, 6157)]