2001028140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{182243}}^1$

素因数の和:182319

約数の個数: 72

約数和(自身を含む): 6169323888

約数和(自身を除く): 4168295748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 182243, 364486, 546729, 728972, 911215, 1093458, 1640187, 1822430, 2186916, 2733645, 3280374, 3644860, 5467290, 6560748, 8200935, 10934580, 11116823, 16401870, 22233646, 32803740, 33350469, 44467292, 55584115, 66700938, 100051407, 111168230, 133401876, 166752345, 200102814, 222336460, 333504690, 400205628, 500257035, 667009380, 1000514070, 2001028140]

約数ペア:

[(1, 2001028140), (2, 1000514070), (3, 667009380), (4, 500257035), (5, 400205628), (6, 333504690), (9, 222336460), (10, 200102814), (12, 166752345), (15, 133401876), (18, 111168230), (20, 100051407), (30, 66700938), (36, 55584115), (45, 44467292), (60, 33350469), (61, 32803740), (90, 22233646), (122, 16401870), (180, 11116823), (183, 10934580), (244, 8200935), (305, 6560748), (366, 5467290), (549, 3644860), (610, 3280374), (732, 2733645), (915, 2186916), (1098, 1822430), (1220, 1640187), (1830, 1093458), (2196, 911215), (2745, 728972), (3660, 546729), (5490, 364486), (10980, 182243)]