19540140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19157}}^1$

素因数の和:19186

約数の個数: 48

約数和(自身を含む): 57933792

約数和(自身を除く): 38393652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19157, 38314, 57471, 76628, 95785, 114942, 191570, 229884, 287355, 325669, 383140, 574710, 651338, 977007, 1149420, 1302676, 1628345, 1954014, 3256690, 3908028, 4885035, 6513380, 9770070, 19540140]

約数ペア:

[(1, 19540140), (2, 9770070), (3, 6513380), (4, 4885035), (5, 3908028), (6, 3256690), (10, 1954014), (12, 1628345), (15, 1302676), (17, 1149420), (20, 977007), (30, 651338), (34, 574710), (51, 383140), (60, 325669), (68, 287355), (85, 229884), (102, 191570), (170, 114942), (204, 95785), (255, 76628), (340, 57471), (510, 38314), (1020, 19157)]