42347.000000

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 1749888

約数和(自身を除く): 1023248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 293, 310, 496, 586, 620, 1172, 1240, 1465, 2344, 2480, 2930, 4688, 5860, 9083, 11720, 18166, 23440, 36332, 45415, 72664, 90830, 145328, 181660, 363320, 726640]

約数ペア:

[(1, 726640), (2, 363320), (4, 181660), (5, 145328), (8, 90830), (10, 72664), (16, 45415), (20, 36332), (31, 23440), (40, 18166), (62, 11720), (80, 9083), (124, 5860), (155, 4688), (248, 2930), (293, 2480), (310, 2344), (496, 1465), (586, 1240), (620, 1172)]