2019037540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:701

約数の個数: 96

約数和(自身を含む): 4646799360

約数和(自身を除く): 2627761820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 223, 260, 359, 388, 446, 485, 718, 892, 970, 1115, 1261, 1436, 1795, 1940, 2230, 2522, 2899, 3590, 4460, 4667, 5044, 5798, 6305, 7180, 9334, 11596, 12610, 14495, 18668, 21631, 23335, 25220, 28990, 34823, 43262, 46670, 57980, 69646, 80057, 86524, 93340, 108155, 139292, 160114, 174115, 216310, 281203, 320228, 348230, 400285, 432620, 452699, 562406, 696460, 800570, 905398, 1040741, 1124812, 1406015, 1601140, 1810796, 2081482, 2263495, 2812030, 4162964, 4526990, 5203705, 5624060, 7765529, 9053980, 10407410, 15531058, 20814820, 31062116, 38827645, 77655290, 100951877, 155310580, 201903754, 403807508, 504759385, 1009518770, 2019037540]

約数ペア:

[(1, 2019037540), (2, 1009518770), (4, 504759385), (5, 403807508), (10, 201903754), (13, 155310580), (20, 100951877), (26, 77655290), (52, 38827645), (65, 31062116), (97, 20814820), (130, 15531058), (194, 10407410), (223, 9053980), (260, 7765529), (359, 5624060), (388, 5203705), (446, 4526990), (485, 4162964), (718, 2812030), (892, 2263495), (970, 2081482), (1115, 1810796), (1261, 1601140), (1436, 1406015), (1795, 1124812), (1940, 1040741), (2230, 905398), (2522, 800570), (2899, 696460), (3590, 562406), (4460, 452699), (4667, 432620), (5044, 400285), (5798, 348230), (6305, 320228), (7180, 281203), (9334, 216310), (11596, 174115), (12610, 160114), (14495, 139292), (18668, 108155), (21631, 93340), (23335, 86524), (25220, 80057), (28990, 69646), (34823, 57980), (43262, 46670)]