2016321040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{78031}}^1$

素因数の和:78080

約数の個数: 80

約数和(自身を含む): 5225022720

約数和(自身を除く): 3208701680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 12920, 25840, 78031, 156062, 312124, 390155, 624248, 780310, 1248496, 1326527, 1482589, 1560620, 2653054, 2965178, 3121240, 5306108, 5930356, 6242480, 6632635, 7412945, 10612216, 11860712, 13265270, 14825890, 21224432, 23721424, 25204013, 26530540, 29651780, 50408026, 53061080, 59303560, 100816052, 106122160, 118607120, 126020065, 201632104, 252040130, 403264208, 504080260, 1008160520, 2016321040]

約数ペア:

[(1, 2016321040), (2, 1008160520), (4, 504080260), (5, 403264208), (8, 252040130), (10, 201632104), (16, 126020065), (17, 118607120), (19, 106122160), (20, 100816052), (34, 59303560), (38, 53061080), (40, 50408026), (68, 29651780), (76, 26530540), (80, 25204013), (85, 23721424), (95, 21224432), (136, 14825890), (152, 13265270), (170, 11860712), (190, 10612216), (272, 7412945), (304, 6632635), (323, 6242480), (340, 5930356), (380, 5306108), (646, 3121240), (680, 2965178), (760, 2653054), (1292, 1560620), (1360, 1482589), (1520, 1326527), (1615, 1248496), (2584, 780310), (3230, 624248), (5168, 390155), (6460, 312124), (12920, 156062), (25840, 78031)]