2080284920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{391031}}^1$

素因数の和:391068

約数の個数: 64

約数和(自身を含む): 5630860800

約数和(自身を除く): 3550575880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 391031, 782062, 1564124, 1955155, 2737217, 3128248, 3910310, 5474434, 7429589, 7820620, 10948868, 13686085, 14859178, 15641240, 21897736, 27372170, 29718356, 37147945, 52007123, 54744340, 59436712, 74295890, 104014246, 109488680, 148591780, 208028492, 260035615, 297183560, 416056984, 520071230, 1040142460, 2080284920]

約数ペア:

[(1, 2080284920), (2, 1040142460), (4, 520071230), (5, 416056984), (7, 297183560), (8, 260035615), (10, 208028492), (14, 148591780), (19, 109488680), (20, 104014246), (28, 74295890), (35, 59436712), (38, 54744340), (40, 52007123), (56, 37147945), (70, 29718356), (76, 27372170), (95, 21897736), (133, 15641240), (140, 14859178), (152, 13686085), (190, 10948868), (266, 7820620), (280, 7429589), (380, 5474434), (532, 3910310), (665, 3128248), (760, 2737217), (1064, 1955155), (1330, 1564124), (2660, 782062), (5320, 391031)]