17863980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1721}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 50337504

約数和(自身を除く): 32473524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1721, 1730, 2076, 2595, 3442, 3460, 5163, 5190, 6884, 8605, 10326, 10380, 17210, 20652, 25815, 34420, 51630, 103260, 297733, 595466, 893199, 1190932, 1488665, 1786398, 2977330, 3572796, 4465995, 5954660, 8931990, 17863980]

約数ペア:

[(1, 17863980), (2, 8931990), (3, 5954660), (4, 4465995), (5, 3572796), (6, 2977330), (10, 1786398), (12, 1488665), (15, 1190932), (20, 893199), (30, 595466), (60, 297733), (173, 103260), (346, 51630), (519, 34420), (692, 25815), (865, 20652), (1038, 17210), (1721, 10380), (1730, 10326), (2076, 8605), (2595, 6884), (3442, 5190), (3460, 5163)]