520170140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1347

約数の個数: 96

約数和(自身を含む): 1296497664

約数和(自身を除く): 776327524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 71, 86, 140, 142, 172, 215, 284, 301, 355, 430, 497, 602, 710, 860, 994, 1204, 1217, 1420, 1505, 1988, 2434, 2485, 3010, 3053, 4868, 4970, 6020, 6085, 6106, 8519, 9940, 12170, 12212, 15265, 17038, 21371, 24340, 30530, 34076, 42595, 42742, 52331, 61060, 85190, 85484, 86407, 104662, 106855, 170380, 172814, 209324, 213710, 261655, 345628, 366317, 427420, 432035, 523310, 604849, 732634, 864070, 1046620, 1209698, 1465268, 1728140, 1831585, 2419396, 3024245, 3663170, 3715501, 6048490, 7326340, 7431002, 12096980, 14862004, 18577505, 26008507, 37155010, 52017014, 74310020, 104034028, 130042535, 260085070, 520170140]

約数ペア:

[(1, 520170140), (2, 260085070), (4, 130042535), (5, 104034028), (7, 74310020), (10, 52017014), (14, 37155010), (20, 26008507), (28, 18577505), (35, 14862004), (43, 12096980), (70, 7431002), (71, 7326340), (86, 6048490), (140, 3715501), (142, 3663170), (172, 3024245), (215, 2419396), (284, 1831585), (301, 1728140), (355, 1465268), (430, 1209698), (497, 1046620), (602, 864070), (710, 732634), (860, 604849), (994, 523310), (1204, 432035), (1217, 427420), (1420, 366317), (1505, 345628), (1988, 261655), (2434, 213710), (2485, 209324), (3010, 172814), (3053, 170380), (4868, 106855), (4970, 104662), (6020, 86407), (6085, 85484), (6106, 85190), (8519, 61060), (9940, 52331), (12170, 42742), (12212, 42595), (15265, 34076), (17038, 30530), (21371, 24340)]