28698810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{2789}}^1$

素因数の和:2820

約数の個数: 64

約数和(自身を含む): 80352000

約数和(自身を除く): 51653190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 1029, 1470, 1715, 2058, 2789, 3430, 5145, 5578, 8367, 10290, 13945, 16734, 19523, 27890, 39046, 41835, 58569, 83670, 97615, 117138, 136661, 195230, 273322, 292845, 409983, 585690, 683305, 819966, 956627, 1366610, 1913254, 2049915, 2869881, 4099830, 4783135, 5739762, 9566270, 14349405, 28698810]

約数ペア:

[(1, 28698810), (2, 14349405), (3, 9566270), (5, 5739762), (6, 4783135), (7, 4099830), (10, 2869881), (14, 2049915), (15, 1913254), (21, 1366610), (30, 956627), (35, 819966), (42, 683305), (49, 585690), (70, 409983), (98, 292845), (105, 273322), (147, 195230), (210, 136661), (245, 117138), (294, 97615), (343, 83670), (490, 58569), (686, 41835), (735, 39046), (1029, 27890), (1470, 19523), (1715, 16734), (2058, 13945), (2789, 10290), (3430, 8367), (5145, 5578)]