30774520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 49059080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 839, 917, 1048, 1310, 1678, 1834, 2620, 3356, 3668, 4195, 4585, 5240, 5873, 6712, 7336, 8390, 9170, 11746, 16780, 18340, 23492, 29365, 33560, 36680, 46984, 58730, 109909, 117460, 219818, 234920, 439636, 549545, 769363, 879272, 1099090, 1538726, 2198180, 3077452, 3846815, 4396360, 6154904, 7693630, 15387260, 30774520]

約数ペア:

[(1, 30774520), (2, 15387260), (4, 7693630), (5, 6154904), (7, 4396360), (8, 3846815), (10, 3077452), (14, 2198180), (20, 1538726), (28, 1099090), (35, 879272), (40, 769363), (56, 549545), (70, 439636), (131, 234920), (140, 219818), (262, 117460), (280, 109909), (524, 58730), (655, 46984), (839, 36680), (917, 33560), (1048, 29365), (1310, 23492), (1678, 18340), (1834, 16780), (2620, 11746), (3356, 9170), (3668, 8390), (4195, 7336), (4585, 6712), (5240, 5873)]