53456260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18691}}^1$

素因数の和:18724

約数の個数: 48

約数和(自身を含む): 131890752

約数和(自身を除く): 78434492

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 18691, 37382, 74764, 93455, 186910, 205601, 242983, 373820, 411202, 485966, 822404, 971932, 1028005, 1214915, 2056010, 2429830, 2672813, 4112020, 4859660, 5345626, 10691252, 13364065, 26728130, 53456260]

約数ペア:

[(1, 53456260), (2, 26728130), (4, 13364065), (5, 10691252), (10, 5345626), (11, 4859660), (13, 4112020), (20, 2672813), (22, 2429830), (26, 2056010), (44, 1214915), (52, 1028005), (55, 971932), (65, 822404), (110, 485966), (130, 411202), (143, 373820), (220, 242983), (260, 205601), (286, 186910), (572, 93455), (715, 74764), (1430, 37382), (2860, 18691)]