423460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 919296

約数和(自身を除く): 495836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 683, 1366, 2732, 3415, 6830, 13660, 21173, 42346, 84692, 105865, 211730, 423460]

約数ペア:

[(1, 423460), (2, 211730), (4, 105865), (5, 84692), (10, 42346), (20, 21173), (31, 13660), (62, 6830), (124, 3415), (155, 2732), (310, 1366), (620, 683)]