31361120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{28001}}^1$

素因数の和:28023

約数の個数: 48

約数和(自身を含む): 84678048

約数和(自身を除く): 53316928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 28001, 56002, 112004, 140005, 196007, 224008, 280010, 392014, 448016, 560020, 784028, 896032, 980035, 1120040, 1568056, 1960070, 2240080, 3136112, 3920140, 4480160, 6272224, 7840280, 15680560, 31361120]

約数ペア:

[(1, 31361120), (2, 15680560), (4, 7840280), (5, 6272224), (7, 4480160), (8, 3920140), (10, 3136112), (14, 2240080), (16, 1960070), (20, 1568056), (28, 1120040), (32, 980035), (35, 896032), (40, 784028), (56, 560020), (70, 448016), (80, 392014), (112, 280010), (140, 224008), (160, 196007), (224, 140005), (280, 112004), (560, 56002), (1120, 28001)]