20074801980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1\times {\mathrm{10529}}^1$

素因数の和:11323

約数の個数: 96

約数和(自身を含む): 57599942400

約数和(自身を除く): 37525140420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 739, 860, 1290, 1478, 2217, 2580, 2956, 3695, 4434, 7390, 8868, 10529, 11085, 14780, 21058, 22170, 31587, 31777, 42116, 44340, 52645, 63174, 63554, 95331, 105290, 126348, 127108, 157935, 158885, 190662, 210580, 315870, 317770, 381324, 452747, 476655, 631740, 635540, 905494, 953310, 1358241, 1810988, 1906620, 2263735, 2716482, 4527470, 5432964, 6791205, 7780931, 9054940, 13582410, 15561862, 23342793, 27164820, 31123724, 38904655, 46685586, 77809310, 93371172, 116713965, 155618620, 233427930, 334580033, 466855860, 669160066, 1003740099, 1338320132, 1672900165, 2007480198, 3345800330, 4014960396, 5018700495, 6691600660, 10037400990, 20074801980]

約数ペア:

[(1, 20074801980), (2, 10037400990), (3, 6691600660), (4, 5018700495), (5, 4014960396), (6, 3345800330), (10, 2007480198), (12, 1672900165), (15, 1338320132), (20, 1003740099), (30, 669160066), (43, 466855860), (60, 334580033), (86, 233427930), (129, 155618620), (172, 116713965), (215, 93371172), (258, 77809310), (430, 46685586), (516, 38904655), (645, 31123724), (739, 27164820), (860, 23342793), (1290, 15561862), (1478, 13582410), (2217, 9054940), (2580, 7780931), (2956, 6791205), (3695, 5432964), (4434, 4527470), (7390, 2716482), (8868, 2263735), (10529, 1906620), (11085, 1810988), (14780, 1358241), (21058, 953310), (22170, 905494), (31587, 635540), (31777, 631740), (42116, 476655), (44340, 452747), (52645, 381324), (63174, 317770), (63554, 315870), (95331, 210580), (105290, 190662), (126348, 158885), (127108, 157935)]