1580990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 3071520

約数和(自身を除く): 1490530

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 157, 190, 265, 314, 530, 785, 1007, 1570, 2014, 2983, 5035, 5966, 8321, 10070, 14915, 16642, 29830, 41605, 83210, 158099, 316198, 790495, 1580990]

約数ペア:

[(1, 1580990), (2, 790495), (5, 316198), (10, 158099), (19, 83210), (38, 41605), (53, 29830), (95, 16642), (106, 14915), (157, 10070), (190, 8321), (265, 5966), (314, 5035), (530, 2983), (785, 2014), (1007, 1570)]