131784940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40927}}^1$

素因数の和:40966

約数の個数: 48

約数和(自身を含む): 330043392

約数和(自身を除く): 198258452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 40927, 81854, 163708, 204635, 286489, 409270, 572978, 818540, 941321, 1145956, 1432445, 1882642, 2864890, 3765284, 4706605, 5729780, 6589247, 9413210, 13178494, 18826420, 26356988, 32946235, 65892470, 131784940]

約数ペア:

[(1, 131784940), (2, 65892470), (4, 32946235), (5, 26356988), (7, 18826420), (10, 13178494), (14, 9413210), (20, 6589247), (23, 5729780), (28, 4706605), (35, 3765284), (46, 2864890), (70, 1882642), (92, 1432445), (115, 1145956), (140, 941321), (161, 818540), (230, 572978), (322, 409270), (460, 286489), (644, 204635), (805, 163708), (1610, 81854), (3220, 40927)]