8853320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4517}}^1$

素因数の和:4542

約数の個数: 48

約数和(自身を含む): 23177340

約数和(自身を除く): 14324020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4517, 9034, 18068, 22585, 31619, 36136, 45170, 63238, 90340, 126476, 158095, 180680, 221333, 252952, 316190, 442666, 632380, 885332, 1106665, 1264760, 1770664, 2213330, 4426660, 8853320]

約数ペア:

[(1, 8853320), (2, 4426660), (4, 2213330), (5, 1770664), (7, 1264760), (8, 1106665), (10, 885332), (14, 632380), (20, 442666), (28, 316190), (35, 252952), (40, 221333), (49, 180680), (56, 158095), (70, 126476), (98, 90340), (140, 63238), (196, 45170), (245, 36136), (280, 31619), (392, 22585), (490, 18068), (980, 9034), (1960, 4517)]