20056140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2888

約数の個数: 96

約数和(自身を含む): 67220160

約数和(自身を除く): 47164020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 2857, 3510, 5714, 7020, 8571, 11428, 14285, 17142, 25713, 28570, 34284, 37141, 42855, 51426, 57140, 74282, 77139, 85710, 102852, 111423, 128565, 148564, 154278, 171420, 185705, 222846, 257130, 308556, 334269, 371410, 385695, 445692, 514260, 557115, 668538, 742820, 771390, 1002807, 1114230, 1337076, 1542780, 1671345, 2005614, 2228460, 3342690, 4011228, 5014035, 6685380, 10028070, 20056140]

約数ペア:

[(1, 20056140), (2, 10028070), (3, 6685380), (4, 5014035), (5, 4011228), (6, 3342690), (9, 2228460), (10, 2005614), (12, 1671345), (13, 1542780), (15, 1337076), (18, 1114230), (20, 1002807), (26, 771390), (27, 742820), (30, 668538), (36, 557115), (39, 514260), (45, 445692), (52, 385695), (54, 371410), (60, 334269), (65, 308556), (78, 257130), (90, 222846), (108, 185705), (117, 171420), (130, 154278), (135, 148564), (156, 128565), (180, 111423), (195, 102852), (234, 85710), (260, 77139), (270, 74282), (351, 57140), (390, 51426), (468, 42855), (540, 37141), (585, 34284), (702, 28570), (780, 25713), (1170, 17142), (1404, 14285), (1755, 11428), (2340, 8571), (2857, 7020), (3510, 5714)]