7405690

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 13821840

約数和(自身を除く): 6416150

約数列:

[1, 2, 5, 10, 53, 89, 106, 157, 178, 265, 314, 445, 530, 785, 890, 1570, 4717, 8321, 9434, 13973, 16642, 23585, 27946, 41605, 47170, 69865, 83210, 139730, 740569, 1481138, 3702845, 7405690]

約数ペア:

[(1, 7405690), (2, 3702845), (5, 1481138), (10, 740569), (53, 139730), (89, 83210), (106, 69865), (157, 47170), (178, 41605), (265, 27946), (314, 23585), (445, 16642), (530, 13973), (785, 9434), (890, 8321), (1570, 4717)]