200403970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17321}}^1$

素因数の和:17430

約数の個数: 32

約数和(自身を含む): 392862960

約数和(自身を除く): 192458990

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 17321, 34642, 86605, 173210, 225173, 450346, 1125865, 1541569, 2251730, 3083138, 7707845, 15415690, 20040397, 40080794, 100201985, 200403970]

約数ペア:

[(1, 200403970), (2, 100201985), (5, 40080794), (10, 20040397), (13, 15415690), (26, 7707845), (65, 3083138), (89, 2251730), (130, 1541569), (178, 1125865), (445, 450346), (890, 225173), (1157, 173210), (2314, 86605), (5785, 34642), (11570, 17321)]