345946240

素因数分解:

$2^7\times 5^1\times {\mathrm{540541}}^1$

素因数の和:540560

約数の個数: 32

約数和(自身を含む): 827029260

約数和(自身を除く): 481083020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 540541, 1081082, 2162164, 2702705, 4324328, 5405410, 8648656, 10810820, 17297312, 21621640, 34594624, 43243280, 69189248, 86486560, 172973120, 345946240]

約数ペア:

[(1, 345946240), (2, 172973120), (4, 86486560), (5, 69189248), (8, 43243280), (10, 34594624), (16, 21621640), (20, 17297312), (32, 10810820), (40, 8648656), (64, 5405410), (80, 4324328), (128, 2702705), (160, 2162164), (320, 1081082), (640, 540541)]