15424220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{15739}}^1$

素因数の和:15762

約数の個数: 36

約数和(自身を含む): 37681560

約数和(自身を除く): 22257340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 15739, 31478, 62956, 78695, 110173, 157390, 220346, 314780, 440692, 550865, 771211, 1101730, 1542422, 2203460, 3084844, 3856055, 7712110, 15424220]

約数ペア:

[(1, 15424220), (2, 7712110), (4, 3856055), (5, 3084844), (7, 2203460), (10, 1542422), (14, 1101730), (20, 771211), (28, 550865), (35, 440692), (49, 314780), (70, 220346), (98, 157390), (140, 110173), (196, 78695), (245, 62956), (490, 31478), (980, 15739)]