28102620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5147}}^1$

素因数の和:5179

約数の個数: 96

約数和(自身を含む): 96864768

約数和(自身を除く): 68762148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5147, 5460, 10294, 15441, 20588, 25735, 30882, 36029, 51470, 61764, 66911, 72058, 77205, 102940, 108087, 133822, 144116, 154410, 180145, 200733, 216174, 267644, 308820, 334555, 360290, 401466, 432348, 468377, 540435, 669110, 720580, 802932, 936754, 1003665, 1080870, 1338220, 1405131, 1873508, 2007330, 2161740, 2341885, 2810262, 4014660, 4683770, 5620524, 7025655, 9367540, 14051310, 28102620]

約数ペア:

[(1, 28102620), (2, 14051310), (3, 9367540), (4, 7025655), (5, 5620524), (6, 4683770), (7, 4014660), (10, 2810262), (12, 2341885), (13, 2161740), (14, 2007330), (15, 1873508), (20, 1405131), (21, 1338220), (26, 1080870), (28, 1003665), (30, 936754), (35, 802932), (39, 720580), (42, 669110), (52, 540435), (60, 468377), (65, 432348), (70, 401466), (78, 360290), (84, 334555), (91, 308820), (105, 267644), (130, 216174), (140, 200733), (156, 180145), (182, 154410), (195, 144116), (210, 133822), (260, 108087), (273, 102940), (364, 77205), (390, 72058), (420, 66911), (455, 61764), (546, 51470), (780, 36029), (910, 30882), (1092, 25735), (1365, 20588), (1820, 15441), (2730, 10294), (5147, 5460)]