31524220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17321}}^1$

素因数の和:17350

約数の個数: 48

約数和(自身を含む): 81482688

約数和(自身を除く): 49958468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 17321, 34642, 69284, 86605, 121247, 173210, 225173, 242494, 346420, 450346, 484988, 606235, 900692, 1125865, 1212470, 1576211, 2251730, 2424940, 3152422, 4503460, 6304844, 7881055, 15762110, 31524220]

約数ペア:

[(1, 31524220), (2, 15762110), (4, 7881055), (5, 6304844), (7, 4503460), (10, 3152422), (13, 2424940), (14, 2251730), (20, 1576211), (26, 1212470), (28, 1125865), (35, 900692), (52, 606235), (65, 484988), (70, 450346), (91, 346420), (130, 242494), (140, 225173), (182, 173210), (260, 121247), (364, 86605), (455, 69284), (910, 34642), (1820, 17321)]