1566999980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20023}}^1$

素因数の和:20095

約数の個数: 96

約数和(自身を含む): 4144487424

約数和(自身を除く): 2577487444

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 430, 455, 559, 602, 860, 910, 1118, 1204, 1505, 1820, 2236, 2795, 3010, 3913, 5590, 6020, 7826, 11180, 15652, 19565, 20023, 39130, 40046, 78260, 80092, 100115, 140161, 200230, 260299, 280322, 400460, 520598, 560644, 700805, 860989, 1041196, 1301495, 1401610, 1721978, 1822093, 2602990, 2803220, 3443956, 3644186, 4304945, 5205980, 6026923, 7288372, 8609890, 9110465, 11192857, 12053846, 17219780, 18220930, 22385714, 24107692, 30134615, 36441860, 44771428, 55964285, 60269230, 78349999, 111928570, 120538460, 156699998, 223857140, 313399996, 391749995, 783499990, 1566999980]

約数ペア:

[(1, 1566999980), (2, 783499990), (4, 391749995), (5, 313399996), (7, 223857140), (10, 156699998), (13, 120538460), (14, 111928570), (20, 78349999), (26, 60269230), (28, 55964285), (35, 44771428), (43, 36441860), (52, 30134615), (65, 24107692), (70, 22385714), (86, 18220930), (91, 17219780), (130, 12053846), (140, 11192857), (172, 9110465), (182, 8609890), (215, 7288372), (260, 6026923), (301, 5205980), (364, 4304945), (430, 3644186), (455, 3443956), (559, 2803220), (602, 2602990), (860, 1822093), (910, 1721978), (1118, 1401610), (1204, 1301495), (1505, 1041196), (1820, 860989), (2236, 700805), (2795, 560644), (3010, 520598), (3913, 400460), (5590, 280322), (6020, 260299), (7826, 200230), (11180, 140161), (15652, 100115), (19565, 80092), (20023, 78260), (39130, 40046)]