28092680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1303}}^1$

素因数の和:1339

約数の個数: 96

約数和(自身を含む): 80274240

約数和(自身を除く): 52181560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1303, 1540, 1960, 2156, 2606, 2695, 3080, 4312, 5212, 5390, 6515, 9121, 10424, 10780, 13030, 14333, 18242, 21560, 26060, 28666, 36484, 45605, 52120, 57332, 63847, 71665, 72968, 91210, 100331, 114664, 127694, 143330, 182420, 200662, 255388, 286660, 319235, 364840, 401324, 501655, 510776, 573320, 638470, 702317, 802648, 1003310, 1276940, 1404634, 2006620, 2553880, 2809268, 3511585, 4013240, 5618536, 7023170, 14046340, 28092680]

約数ペア:

[(1, 28092680), (2, 14046340), (4, 7023170), (5, 5618536), (7, 4013240), (8, 3511585), (10, 2809268), (11, 2553880), (14, 2006620), (20, 1404634), (22, 1276940), (28, 1003310), (35, 802648), (40, 702317), (44, 638470), (49, 573320), (55, 510776), (56, 501655), (70, 401324), (77, 364840), (88, 319235), (98, 286660), (110, 255388), (140, 200662), (154, 182420), (196, 143330), (220, 127694), (245, 114664), (280, 100331), (308, 91210), (385, 72968), (392, 71665), (440, 63847), (490, 57332), (539, 52120), (616, 45605), (770, 36484), (980, 28666), (1078, 26060), (1303, 21560), (1540, 18242), (1960, 14333), (2156, 13030), (2606, 10780), (2695, 10424), (3080, 9121), (4312, 6515), (5212, 5390)]