228404020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{18691}}^1$

素因数の和:18760

約数の個数: 48

約数和(自身を含む): 527563008

約数和(自身を除く): 299158988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 18691, 37382, 74764, 93455, 186910, 242983, 373820, 485966, 878477, 971932, 1214915, 1756954, 2429830, 3513908, 4392385, 4859660, 8784770, 11420201, 17569540, 22840402, 45680804, 57101005, 114202010, 228404020]

約数ペア:

[(1, 228404020), (2, 114202010), (4, 57101005), (5, 45680804), (10, 22840402), (13, 17569540), (20, 11420201), (26, 8784770), (47, 4859660), (52, 4392385), (65, 3513908), (94, 2429830), (130, 1756954), (188, 1214915), (235, 971932), (260, 878477), (470, 485966), (611, 373820), (940, 242983), (1222, 186910), (2444, 93455), (3055, 74764), (6110, 37382), (12220, 18691)]