2190305870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{683}}^1$

素因数の和:977

約数の個数: 64

約数和(自身を含む): 4198293504

約数和(自身を除く): 2007987634

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 191, 230, 365, 382, 683, 730, 955, 1366, 1679, 1910, 3358, 3415, 4393, 6830, 8395, 8786, 13943, 15709, 16790, 21965, 27886, 31418, 43930, 49859, 69715, 78545, 99718, 130453, 139430, 157090, 249295, 260906, 320689, 498590, 641378, 652265, 1146757, 1304530, 1603445, 2293514, 3000419, 3206890, 5733785, 6000838, 9523069, 11467570, 15002095, 19046138, 30004190, 47615345, 95230690, 219030587, 438061174, 1095152935, 2190305870]

約数ペア:

[(1, 2190305870), (2, 1095152935), (5, 438061174), (10, 219030587), (23, 95230690), (46, 47615345), (73, 30004190), (115, 19046138), (146, 15002095), (191, 11467570), (230, 9523069), (365, 6000838), (382, 5733785), (683, 3206890), (730, 3000419), (955, 2293514), (1366, 1603445), (1679, 1304530), (1910, 1146757), (3358, 652265), (3415, 641378), (4393, 498590), (6830, 320689), (8395, 260906), (8786, 249295), (13943, 157090), (15709, 139430), (16790, 130453), (21965, 99718), (27886, 78545), (31418, 69715), (43930, 49859)]