2013450920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1699}}^1$

素因数の和:1819

約数の個数: 128

約数和(自身を含む): 5089392000

約数和(自身を除く): 3075941080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 53, 65, 86, 104, 106, 130, 172, 212, 215, 260, 265, 344, 424, 430, 520, 530, 559, 689, 860, 1060, 1118, 1378, 1699, 1720, 2120, 2236, 2279, 2756, 2795, 3398, 3445, 4472, 4558, 5512, 5590, 6796, 6890, 8495, 9116, 11180, 11395, 13592, 13780, 16990, 18232, 22087, 22360, 22790, 27560, 29627, 33980, 44174, 45580, 59254, 67960, 73057, 88348, 90047, 91160, 110435, 118508, 146114, 148135, 176696, 180094, 220870, 237016, 292228, 296270, 360188, 365285, 441740, 450235, 584456, 592540, 720376, 730570, 883480, 900470, 949741, 1170611, 1185080, 1461140, 1800940, 1899482, 2341222, 2922280, 3601880, 3798964, 3872021, 4682444, 4748705, 5853055, 7597928, 7744042, 9364888, 9497410, 11706110, 15488084, 18994820, 19360105, 23412220, 30976168, 37989640, 38720210, 46824440, 50336273, 77440420, 100672546, 154880840, 201345092, 251681365, 402690184, 503362730, 1006725460, 2013450920]

約数ペア:

[(1, 2013450920), (2, 1006725460), (4, 503362730), (5, 402690184), (8, 251681365), (10, 201345092), (13, 154880840), (20, 100672546), (26, 77440420), (40, 50336273), (43, 46824440), (52, 38720210), (53, 37989640), (65, 30976168), (86, 23412220), (104, 19360105), (106, 18994820), (130, 15488084), (172, 11706110), (212, 9497410), (215, 9364888), (260, 7744042), (265, 7597928), (344, 5853055), (424, 4748705), (430, 4682444), (520, 3872021), (530, 3798964), (559, 3601880), (689, 2922280), (860, 2341222), (1060, 1899482), (1118, 1800940), (1378, 1461140), (1699, 1185080), (1720, 1170611), (2120, 949741), (2236, 900470), (2279, 883480), (2756, 730570), (2795, 720376), (3398, 592540), (3445, 584456), (4472, 450235), (4558, 441740), (5512, 365285), (5590, 360188), (6796, 296270), (6890, 292228), (8495, 237016), (9116, 220870), (11180, 180094), (11395, 176696), (13592, 148135), (13780, 146114), (16990, 118508), (18232, 110435), (22087, 91160), (22360, 90047), (22790, 88348), (27560, 73057), (29627, 67960), (33980, 59254), (44174, 45580)]