1780452469140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{417946589}}^1$

素因数の和:417946672

約数の個数: 48

約数和(自身を含む): 5055481952640

約数和(自身を除く): 3275029483500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 417946589, 835893178, 1253839767, 1671786356, 2089732945, 2507679534, 4179465890, 5015359068, 6269198835, 8358931780, 12538397670, 25076795340, 29674207819, 59348415638, 89022623457, 118696831276, 148371039095, 178045246914, 296742078190, 356090493828, 445113117285, 593484156380, 890226234570, 1780452469140]

約数ペア:

[(1, 1780452469140), (2, 890226234570), (3, 593484156380), (4, 445113117285), (5, 356090493828), (6, 296742078190), (10, 178045246914), (12, 148371039095), (15, 118696831276), (20, 89022623457), (30, 59348415638), (60, 29674207819), (71, 25076795340), (142, 12538397670), (213, 8358931780), (284, 6269198835), (355, 5015359068), (426, 4179465890), (710, 2507679534), (852, 2089732945), (1065, 1671786356), (1420, 1253839767), (2130, 835893178), (4260, 417946589)]