203018140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1493}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 460319328

約数和(自身を除く): 257301188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 523, 1046, 1493, 2092, 2615, 2986, 5230, 5972, 6799, 7465, 10460, 13598, 14930, 19409, 27196, 29860, 33995, 38818, 67990, 77636, 97045, 135980, 194090, 388180, 780839, 1561678, 3123356, 3904195, 7808390, 10150907, 15616780, 20301814, 40603628, 50754535, 101509070, 203018140]

約数ペア:

[(1, 203018140), (2, 101509070), (4, 50754535), (5, 40603628), (10, 20301814), (13, 15616780), (20, 10150907), (26, 7808390), (52, 3904195), (65, 3123356), (130, 1561678), (260, 780839), (523, 388180), (1046, 194090), (1493, 135980), (2092, 97045), (2615, 77636), (2986, 67990), (5230, 38818), (5972, 33995), (6799, 29860), (7465, 27196), (10460, 19409), (13598, 14930)]