720930896

素因数分解:

$2^4\times 7^1\times {\mathrm{571}}^1\times {\mathrm{11273}}^1$

素因数の和:11859

約数の個数: 40

約数和(自身を含む): 1599284544

約数和(自身を除く): 878353648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 571, 1142, 2284, 3997, 4568, 7994, 9136, 11273, 15988, 22546, 31976, 45092, 63952, 78911, 90184, 157822, 180368, 315644, 631288, 1262576, 6436883, 12873766, 25747532, 45058181, 51495064, 90116362, 102990128, 180232724, 360465448, 720930896]

約数ペア:

[(1, 720930896), (2, 360465448), (4, 180232724), (7, 102990128), (8, 90116362), (14, 51495064), (16, 45058181), (28, 25747532), (56, 12873766), (112, 6436883), (571, 1262576), (1142, 631288), (2284, 315644), (3997, 180368), (4568, 157822), (7994, 90184), (9136, 78911), (11273, 63952), (15988, 45092), (22546, 31976)]