280804970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{733}}^1\times {\mathrm{1321}}^1$

素因数の和:2090

約数の個数: 32

約数和(自身を含む): 523987920

約数和(自身を除く): 243182950

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 733, 1321, 1466, 2642, 3665, 6605, 7330, 13210, 21257, 38309, 42514, 76618, 106285, 191545, 212570, 383090, 968293, 1936586, 4841465, 9682930, 28080497, 56160994, 140402485, 280804970]

約数ペア:

[(1, 280804970), (2, 140402485), (5, 56160994), (10, 28080497), (29, 9682930), (58, 4841465), (145, 1936586), (290, 968293), (733, 383090), (1321, 212570), (1466, 191545), (2642, 106285), (3665, 76618), (6605, 42514), (7330, 38309), (13210, 21257)]